Precision gauge blocks and plug gauges for reliable dimensional control
Mechanical gauge blocks and plug gauges are essential for tactile verification of threads, bores and gap dimensions, providing fast, unambiguous go/no-go results that enhance process reliability and reduce scrap. Designed for industrial metalworking and toolmaking, these precision tools support incoming inspection and final quality checks by delivering traceable measurements in applications such as thread inspection, bore diameter testing and spacing checks. Manufactured from specially hardened, low-distortion alloys and fine-lapped for minimal measurement uncertainty, the range includes thread plug gauges, precision plug gauges and calibration gauge blocks to ensure long-term repeatability and wear resistance.
7.98mm Gauge Pin Single, ±0.001mm Accuracy, 50mm Length, Workshop Version - Metav IndustryLine
Take advantage of the combination of workshop-grade robustness, sub‑micron tolerance and compact length — the gauge pin delivers 7.98 mm diameter with ±0.001 mm accuracy in a 50 mm length for reliable end‑measurement and inspection tasks. Order directly via Metav Werkzeuge or consult our specialists for specification support. Gauge pin M323.798 — single test pin, 7.98 mm Ø, ±0.001 mm (Metav IndustryLine) A gauge pin M323.798 designed for precision end‑measurements and quick diameter verification in workshop and inspection environments. Diameter 7.98 mm with ±0.001 mm tolerance Length 50 mm workshop version Manufactured from special steel Supplied individually for end‑gauge use Precision that secures measurement certainty The instrument is engineered to provide a consistent reference for dimensional checks. With a nominal diameter of 7.98 mm and a tight ±0.001 mm tolerance, the component minimises uncertainty during pass/fail checks and repeat inspections. This level of accuracy supports interchangeability of mating parts, reduces rework and shortens inspection cycles by giving planners and operators a verifiable reference that is easy to integrate into routine quality control procedures. Robust workshop design for reliable handling Manufactured in special steel and delivered in a workshop configuration, the measuring pin withstands everyday handling and small impacts typical in production environments. The 50 mm length offers a compact profile that is easy to position in fixturing and fixtures while keeping the contact faces accessible for measurement. The single‑piece supply avoids confusion in mixed sets and simplifies storage and identification on the shop floor. Streamlined inspection workflows with straightforward use As a single test pin intended for end‑measure duties, the product is suited to quick go/no‑go checks, stack‑up validation and as a reference plug within jigs and gauges. The simple geometry reduces measurement setup time and supports rapid throughput in routine tasks. Where repeatability is required, the fixed diameter and defined tolerance make this pin a dependable element in inspection plans and first article verifications. Typical applications and compatibility This gauge pin is ideal for workshop inspection, small‑series production checks and toolroom tasks that demand a clearly defined reference diameter. It serves as an end‑gauge for bore checks, a reference for plug gauge assemblies and a measuring aid when assessing finished part dimensions. The compact form factor and workshop execution make it a practical choice for quality engineers, maintenance teams and precision fitters requiring a robust, high‑accuracy measuring element. Contact Metav Werkzeuge today for tailored supply options of Metav IndustryLine gauge pins with ±0.001 mm accuracy and expert advice on integrating them into inspection routines Technical data Article number: M323.798 GTIN: 4061905063107 Brand: Metav IndustryLine Material: Special steel Type: Single gauge pin Facts Diameter: 7.98 mm Length: 50 mm Tolerance: ±0.001 mm Weight: 0.024 kg eCl@ss: 21170231 Special features Workshop execution End‑gauge / end‑measure application Individually supplied Suitable as reference plug in gauges FAQ What tolerance does this gauge pin offer and why is it important? The gauge pin M323.798 provides a tolerance of ±0.001 mm, which ensures repeatable dimensional references for pass/fail inspections and reduces uncertainty in assembly checks. Which materials is the gauge pin made from and how does that affect durability? The M323.798 is manufactured from special steel; this material choice gives the pin wear resistance and dimensional stability suited to workshop handling and frequent use. Can this pin be used in fixture and plug gauge assemblies? Yes — the single test pin format of the Metav IndustryLine gauge pin is suitable for use as a reference plug or as a component within fixture and plug gauge arrangements. For which inspection tasks is this pin best suited? The pin is optimised for end‑measurement tasks, quick bore verifications and toolroom dimensional checks where a compact, high‑precision reference is required. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7.99mm Gauge Pin Single, ±0.001mm Accuracy, 50mm Length, Workshop Version - Metav IndustryLine
Take advantage of the combination of ultra‑fine accuracy, robust workshop design and compact form factor for reliable end‑measurements and gauge setting; order or discuss requirements with Metav Werkzeuge for tailored advice. Test pin M323.799 — Precision test pin, 7.99 mm, ±0.001 mm (Metav IndustryLine) A Test pin M323.799 designed for high‑precision end‑measurements and gauge setups in workshop and inspection environments. Workshop version for robust daily use Diameter 7.99 mm with ±0.001 mm accuracy 50 mm overall length for compact setups Supplied in protective transport box Exceptional accuracy for repeatable inspections The core advantage of this test pin is its tolerance of ±0.001 mm, which supports extremely tight inspection criteria and repeatable gauge adjustments. Such a fine tolerance minimises measurement uncertainty when validating end dimensions or comparing mating parts, turning what would otherwise be a time‑consuming trial into a controlled verification step. The 7.99 mm diameter is suitable for precision fits and reference checks in jigs and fixtures where dimensional fidelity matters. Built for workshop use and straightforward handling Built as a workshop execution item, the pin combines durability with ergonomic handling for routine use on the shop floor. The 50 mm length offers a compact footprint that is easy to position in confined fixtures and reduces the risk of bending or wobble during transfer. Supplied in a protective transport box, the component arrives ready for storage and safe handling between measurement cycles, helping maintain its calibrated condition and surface integrity. Material choice and application scope Constructed from special steel, the pin provides a balance of wear resistance and dimensional stability appropriate for repeated contact with inspection gauges and parts. The material choice supports use in general metrology tasks and in workshop contexts where robustness against knocks and abrasion is required. Its specification and finish make it particularly suitable for use as a reference or master pin in testing rigs and end‑dimension checks where both repeatability and service life are priorities. Practical benefits for quality assurance workflows Integrating this precision pin into quality assurance processes reduces rework by providing a stable reference for end measurements and quick pass/fail checks. The compact design simplifies storage and fixturing, while the tight tolerance supports objective, quantifiable inspection criteria that can be documented within standard QA procedures. This translates into measurable time savings and fewer ambiguous measurement results during daily production checks. For application advice or to secure this Metav IndustryLine test pin, contact Metav Werkzeuge for tailored recommendations and procurement support Technical data Article number: M323.799 GTIN: 4061905063114 Brand: Metav IndustryLine Type: Test pin (single) Key measurements Diameter: 7.99 mm Length: 50 mm Tolerance: ±0.001 mm Weight: 0.024 kg Features & materials Material: Special steel Workshop execution Supplied in a protective transport box FAQ What level of precision does the test pin offer? The Metav IndustryLine test pin M323.799 provides a tolerance of ±0.001 mm, suitable for high‑precision end‑measurements and gauge setting. Is the pin suitable for everyday workshop use? Yes, the workshop execution and special steel construction make the test pin robust enough for daily handling and routine inspection tasks. Can the pin be used as a master reference in fixtures? The combination of a 7.99 mm diameter and ±0.001 mm tolerance makes the pin appropriate as a master reference for small‑format fixtures and gauge setups. How is the component delivered to protect accuracy? The test pin is supplied in a protective transport box to prevent damage during storage and transit, preserving surface condition and dimensional integrity. What contact information is available for technical queries? For technical queries and application advice, Metav Werkzeuge can be contacted; they provide product and procurement guidance for Metav IndustryLine items. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7.9mm Gauge Pin Single, ±0.001mm Accuracy, 50mm Length, Workshop Version - Metav IndustryLine
Take advantage of the combination of workshop-hardened construction, ultra-fine tolerance and compact length for repeatable end‑size checks; order the gauge pin directly via Metav Werkzeuge or consult Metav's specialists for application advice. Gauge pin M323.790 — 7.90 mm diameter, ±0.001 mm tolerance (Metav IndustryLine) A gauge pin M323.790 designed as a single test pin for precise end‑measurements and plug gauge control in workshop metrology. Workshop version for robust daily use Diameter 7.90 mm with ±0.001 mm accuracy 50 mm hardened special‑steel construction Supplied in protective case for transport Precision that removes doubt from routine checks This test pin delivers an exceptionally fine tolerance of ±0.001 mm, providing measurement certainty when assessing end‑sizes or verifying bore limits. In the Micro class of small‑range gauges (max. 10–100 mm), the compact diameter and short overall length reduce bending and handling error, so results remain reproducible even in repetitive inspection cycles. The tight tolerance transforms individual measurements into dependable process data, supporting efficient quality control and reducing rework rates. Built for the workshop — durable, compact and easy to handle Constructed from special steel and finished for workshop use, the pin combines wear resistance with a manageable mass of 0.024 kg, keeping handling comfortable during batch inspections. The 50 mm length strikes a balance between reach and stiffness, making the pin suitable for plug gauge tasks and small component checks without compromising straightness. Delivered in a protective case, the component arrives ready for transport and safe storage, helping to maintain surface integrity and dimensional stability between uses. Practical integration into inspection routines The small, single‑piece design suits incorporation into gauge sets, fixture checks and end‑measurement procedures on the shop floor. The 7.90 mm diameter and fine tolerance are ideal for end‑mass checks and for confirming mating fits where tight clearances matter. As part of Metav IndustryLine, this gauge pin benefits from central European stock management and quality filtering in Emmerich, which supports consistent supply and reliable replacement logistics for production environments. Contact Metav Werkzeuge for tailored advice on integrating the Metav IndustryLine gauge pin M323.790 into inspection workflows and to secure precise workshop‑grade test pins with protective transport packaging Technical Data Article number: M323.790 GTIN: 4061905062100 Manufacturer: Metav IndustryLine Facts Diameter: 7.90 mm Length: 50 mm Tolerance: ±0.001 mm Weight: 0.024 kg Special features Material: special steel Workshop execution for daily use Supplied single in a protective case for transport Category: gauge pin (Messstifte) FAQ What level of accuracy can be expected from this gauge pin? The Metav IndustryLine gauge pin M323.790 is specified to ±0.001 mm, making it suitable for high‑precision end‑size checks and tight tolerance verifications. Is the pin suitable for use in a gauge set or as a standalone test pin? Yes, the single‑piece design of the M323.790 allows use both individually and as part of gauge sets for plug gauge and fit testing applications. What material is used and how does that affect wear? Manufactured from special steel, the gauge pin offers improved wear resistance for workshop environments while maintaining dimensional stability over repeated use. Does the product include protective storage for transport? The M323.790 is supplied in a protective case to preserve surface quality during transport and storage, helping to maintain measurement reliability. Which applications are best suited to this 7.90 mm pin? The 7.90 mm diameter and fine tolerance make this pin ideal for end‑mass measurements, bore acceptances and any checks where small‑range dimensional fidelity is required. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" 20 TPI Thread Go Gauge Right-Hand Hardened Gauge Steel ANSI B1.1/B1.2 - Metav IndustryLine
Take advantage of the combination of ANSI/ASME B1.1 conformity and hardened gauge steel for repeatable GO checks on 7/16‑20 UNF external threads; the compact, robust design supports reliable in‑process inspection and reduces rework. Order this thread gauge ring directly via Metav Werkzeuge or consult our experts for application advice. Thread gauge ring UNF GO, 7/16 x 20 — hardened gauge steel, tolerance class 2A The Thread gauge ring UNF GO, 7/16 x 20 is a GO ring gauge for quick verification of external UNF threads to ANSI/ASME B1.1 tolerances, suited to production control and incoming inspection of turned or threaded parts. GO gauge for 7/16 x 20 UNF threads Hardened gauge steel for high wear resistance Conforms to ANSI/ASME B1.1/B1.2 standards Precision class 2A for reliable pass/fail checks Fast, norm‑compliant pass/fail verification that saves time A GO ring gauge provides immediate, unambiguous pass/fail information for external threads; this reduces inspection time and prevents non‑conforming parts progressing through the process. The ring is manufactured to ANSI/ASME B1.1/B1.2, ensuring dimensional compatibility with standard UNF 7/16‑20 threads. Using a dedicated GO ring simplifies decision‑making at the machine or inspection bench and supports consistent production flow by eliminating interpretation of provisional measurements. The result is higher throughput and less scrap through early rejection of incorrect threads. Durable construction for repeated shop‑floor use Made from hardened gauge steel, the ring resists wear from repeated engagement with threaded components and maintains its form under routine handling. The robust material choice extends service life and reduces the frequency of replacement, which in turn lowers lifecycle costs. The lightweight construction (approx. 0.1 kg) makes the gauge easy to handle during rapid inspections, while the designation as a GO gauge means straightforward operation: part threads that enter the ring freely meet the specified 2A tolerance for external threads. A right‑hand thread configuration is indicated for use with standard right‑hand threaded components. Integration into quality workflows and traceability The ring gauge is supplied with clear identification (SKU: M315.953.F, GTIN: 4054469180243) to support inventory control and traceable inspection records. With a defined pitch of 20 tpi and classification for external thread verification, it fits into routine first‑article and production checks as a hands‑on, rapid method of ensuring conformity to standards. The compact tool is particularly effective where repeated, rapid checks are required at the lathe, turning centre or assembly station, complementing dimensional measuring equipment by offering a simple, robust go/no‑go decision step within a documented quality process. Contact Metav Werkzeuge for stock availability, delivery options and technical advice on applying this Metav IndustryLine GO ring gauge in production or inspection routines Technical data Article number: M315.953.F GTIN: 4054469180243 Designation: Thread gauge ring UNF GO, 7/16 x 20 Material: gauge steel, hardened Weight: 0.1 kg Facts Size: 7/16" Pitch: 20 tpi Tolerance class: 2A Standard: ANSI/ASME B1.1/B1.2 Special features Right‑hand thread GO gauge for external thread verification Category: Gauges / Thread gauges Brand: Metav IndustryLine FAQ What is the primary purpose of this ring gauge? The ring gauge is a GO gauge designed to verify that external threads meet the dimensional requirements for 7/16‑20 UNF in 2A tolerance, enabling rapid pass/fail checks. Which standard does the gauge comply with? This ring gauge is manufactured to ANSI/ASME B1.1/B1.2, ensuring compatibility with UNF thread specifications. What material is the ring made from and why does it matter? Manufactured from hardened gauge steel, the ring offers wear resistance and dimensional stability for repeated use in production and inspection. Can this gauge be used for internal threads? No; the product is a GO ring gauge specifically for external threads; internal thread checks require corresponding plug gauges. How is the tool identified for traceability? Identification is provided via SKU M315.953.F and GTIN 4054469180243 to support inventory and inspection record keeping. Metav IndustryLine: Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" 28 TPI UNEF Thread Go Gauge Right-Hand, Hardened Plug Gauge, ANSI/ASME B1.1/B1.2 - Metav IndustryLine
Take advantage of a hardened gauge‑steel construction and ANSI/ASME compliance for reliable, repeatable inspection. The compact UNEF 7/16 x 28 plug gauge offers clear Go/no‑Go verification and easy stock ordering via Metav Werkzeuge — contact the consultants for any technical questions. Thread plug gauge UNEF, 7/16 x 28 ANSI/ASME B1.1 / 2B — Metav IndustryLine A thread plug gauge UNEF, 7/16 x 28 ANSI/ASME B1.1 / 2B designed for fast Go/no‑Go inspection of internal unified extra‑fine threads in production and quality control environments Certified to ANSI/ASME B1.1 standard Hardened gauge steel construction UNEF 7/16 x 28 right‑hand thread Tolerance class 2B for internal threads Durable design for consistent inspection results The gauge is manufactured from hardened gauge steel, a material choice that reduces wear and preserves the critical thread form during routine use. This robustness translates into repeatable measurements over many inspection cycles, lowering the need for frequent replacement and maintaining process reliability on the shop floor. The compact, handheld format also supports fast sample checks without interrupting production flow. Standard compliance that supports acceptance and traceability Built to ANSI/ASME B1.1/B1.2 with a tolerance class 2B, the tool matches inspection criteria commonly demanded in workshops and suppliers for unified inch threads. The specification UNEF 7/16 x 28 (28 tpi) ensures direct compatibility with extra‑fine unified internal threads, simplifying acceptance testing and conformity checks. Such conformity reduces ambiguous findings during audits and streamlines parts approval in mixed‑standard environments. Practical use for production and workshop QA Intended for Go/no‑Go verification of internal threads, this plug gauge provides a clear pass/fail result quickly and without auxiliary instruments. With a nominal weight of 0.1 kg and a right‑hand thread form, it is easy to handle during repetitive checks and sampling plans. The compact format suits bench inspection and in‑process controls, helping to maintain throughput while ensuring thread integrity. The article is supplied under SKU M315.923.EF and is suitable for inclusion in routine inspection kits. Choose Metav IndustryLine's UNEF thread plug gauge for dependable thread inspection — contact Metav Werkzeuge in Emmerich for technical advice and current availability. Technical Data Article number: M315.923.EF GTIN: 4054469179599 Description: Thread plug gauge UNEF 7/16 x 28 Facts Thread size: 7/16" Thread pitch: 28 tpi Weight: 0.1 kg Tolerance class: 2B Special features Material: hardened gauge steel Right‑hand thread Standard: ANSI/ASME B1.1/B1.2 Categories: Gauges; Measuring pins FAQ What is this gauge used for? This thread plug gauge is used for Go/no‑Go inspection of internal unified extra‑fine threads, verifying conformity to the specified form and tolerance. Which standard does the gauge follow? The tool complies with ANSI/ASME B1.1/B1.2 and is specified as a UNEF 7/16 x 28 plug gauge with tolerance class 2B. Can this gauge be used in production sampling? Yes, the compact, hardened construction and clear Go/no‑Go function make it suitable for routine production sampling and in‑process quality checks. What material is the gauge made from? The gauge is manufactured from hardened gauge steel to provide wear resistance and stable measurement over time. How is the gauge identified for ordering? The product is listed under SKU M315.923.EF and GTIN 4054469179599 for straightforward identification and procurement. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" Thread Go Nogo Ring UNEF 28 TPI, Right-Hand, Hardened Gauge Steel, ANSI B1.1/B1.2 - Metav IndustryLine
Take advantage of precise reject control and long-term durability by using a hardened NOGO ring that conforms to ANSI/ASME B1.1; the combination of clear go/no-go decision-making and robust construction keeps inspection fast and reliable. Order the gauge via Metav Werkzeuge or consult our specialists for application advice. UNEF NOGO Thread Ring Gauge 7/16 x 28 (ANSI/ASME B1.1) — 2A, hardened gauge steel (Metav IndustryLine) The UNEF NOGO Thread Ring Gauge 7/16 x 28 is a right-hand NOGO control gauge designed for verifying external threads in production and inspection to ANSI/ASME B1.1 tolerances. Right-hand NOGO thread control Conforms to ANSI/ASME B1.1 tolerances Hardened gauge steel for long life Tolerance class 2A for precise rejection Faster, reliable rejection with standardised tolerances The NOGO ring performs a single, unambiguous check: if the ring does not assemble, the thread is accepted within the specified maximum material condition. Built to tolerance class 2A and matched to ANSI/ASME B1.1, this gauge provides measurable control for 7/16" threads with 28 tpi. Using a purpose-made NOGO eliminates subjective judgement during inspection and shortens cycle times on the shop floor, improving throughput and reducing the risk of shipping oversize threads. Durable construction for consistent measurement over time Manufactured from hardened gauge steel, the ring offers excellent wear resistance and stable geometry under repetitive use. The material choice and heat treatment preserve the thread form so that rejection thresholds remain consistent across thousands of cycles. Physical robustness reduces the need for frequent replacement and supports predictable maintenance intervals, which benefits production planning and lowers total cost of ownership. Designed for pragmatic inspection workflows As a dedicated NOGO ring gauge for external threads, this tool integrates directly into assembly checks, incoming inspection and set-up verification. The clear pass/fail logic speeds operator decisions and supports traceable quality routines. For batch inspection, the gauge complements go gauges and measurement equipment to create a layered control strategy that cuts rework and scrap. The compact, single-purpose design also simplifies storage and handling in busy inspection bays. For reliable thread control with Metav IndustryLine quality, request supply or technical guidance from Metav Werkzeuge — contact via info@metav-werkzeuge.com or call +49 2822 7131930 to discuss suitability for specific applications Technical Data Article number: M315.983.EF GTIN: 4054469180878 Description: UNEF NOGO thread ring gauge Size: 7/16" x 28 tpi Tolerance class: 2A Hand: right-hand Standard: ANSI/ASME B1.1/B1.2 Facts Weight: 0.2 kg Pitch: 28 tpi Materials & Features Material: hardened gauge steel Function: NOGO ring gauge for external threads Application: production and inspection use Conformity: ANSI/ASME standard Tolerance control: rejects oversize threads FAQ What does NOGO mean for a thread ring gauge? NOGO indicates the rejection gauge: if the NOGO ring does not assemble on the external thread, the component meets the maximum material condition and is acceptable under the specified tolerance. Which standard does this ring follow? The ring is produced to ANSI/ASME B1.1/B1.2 standards and is specified as tolerance class 2A for external thread acceptance criteria. Is this a right-hand or left-hand thread gauge? This NOGO ring is manufactured for right-hand threads and is intended to control external right-hand UNEF threads. What thread size and pitch does the gauge control? The gauge is for 7/16" diameter threads with 28 tpi (threads per inch), matching common UNEF fine-thread applications. What is the material and durability of the gauge? Made from hardened gauge steel, the ring is designed for wear resistance and stable geometry to ensure repeatable reject limits over many inspection cycles. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" Thread Plug Gauge UNC 14 TPI, ANSI B1.1/B1.2 2B Hardened Gage Steel - Metav IndustryLine
Take advantage of the combination of hardened gauge steel, strict ANSI/ASME B1.1 conformity and a compact 7/16" × 14 thread form for reliable in‑process thread inspection; order the gauge directly via Metav Werkzeuge or consult our specialists if required. Thread plug gauge UNC 7/16" × 14 ANSI/ASME B1.1 / 2B — Metav IndustryLine thread inspection gauge A Thread plug gauge UNC 7/16" × 14 ANSI/ASME B1.1 / 2B designed for quick verification of internal UNC threads in production and inspection environments ANSI/ASME B1.1/B1.2 conformity Hardened gauge steel construction Tolerance class 2B for internal threads Compact 7/16" × 14 UNC size Ensure compliance with recognised thread standards The 7/16" × 14 UNC gauge provides a clear, objective check against the ANSI/ASME B1.1 standard, enabling fast pass/fail decisions at the bench or on the shop floor. Constructed from hardened gauge steel, the device resists wear and preserves the intended thread profile through repeated use, so inspection routines remain reproducible. By specifying tolerance class 2B, the gauge confirms the nominal internal thread fit for general‑purpose UNC threads; this reduces ambiguity when verifying components for assembly and helps maintain consistent quality across batches. Built for repeatability and durable handling The compact form factor and robust material selection focus on long‑term repeatability rather than ornamental design. With a 14 TPI pitch, the gauge suits common UNC threads found in fixtures, housings and fastened assemblies. The simple mechanical design requires no power source, which streamlines integration into existing inspection steps and minimises potential downtime. Regular comparator checks or integration into a documented inspection plan preserve measurement integrity and support traceable quality control practices. Practical benefits for production and inspection workflows Using a standardised thread plug gauge simplifies operator training and shortens inspection cycles by providing an unequivocal reference for internal thread acceptance. The tool’s modest mass and compact dimensions make it convenient for storage in inspection kits or tool drawers, while the hardened surface increases service life, reducing the frequency of replacements. This combination of clarity, durability and standard compliance supports efficient process control and lowers the risk of assembly faults caused by incorrect thread forms. For robust, ANSI‑compliant thread checking with the Metav IndustryLine gauge, contact Metav Werkzeuge in Emmerich for ordering or technical clarification Technical Data Article number: M315.923 GTIN: 4054469179582 Tariff code: 90173000 Weight: 0.1 kg Size: 7/16" Pitch: 14 TPI Data Tolerance class: 2B Standard: ANSI/ASME B1.1/B1.2 Material: hardened gauge steel Category: Thread gauges / Inspection tools Special features Intended for internal UNC thread verification Compact, bench‑friendly format Durable, wear‑resistant construction Suitable for production and incoming inspection FAQ What standard does this gauge check against? The Thread plug gauge checks internal threads to ANSI/ASME B1.1/B1.2 and is manufactured to match those specifications. Is the gauge suitable for production use on common UNC threads? Yes, the 7/16" × 14 UNC gauge from Metav IndustryLine is intended for routine production and inspection of standard UNC internal threads. What does tolerance class 2B indicate for internal threads? Tolerance class 2B denotes the standard internal thread tolerance for general assembly use; the gauge confirms whether threads meet that nominal fit. What material is used for the gauge and why does it matter? The gauge is made from hardened gauge steel, chosen for its wear resistance and dimensional stability under repeated use. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" UNC Thread Go Gauge 7/16 x 14 ANSI B1.1 2A, Hardened Gauge Steel - Metav IndustryLine
Take advantage of a durable, standards‑compliant thread ring gauge that combines high material hardness, precise ANSI/ASME conformity and a compact mass for reliable inspection routines; order the gauge directly via Metav Werkzeuge or consult our specialists for application support. Thread ring gauge UNC GO, 7/16‑14, hardened gauge steel (Metav IndustryLine) The thread ring gauge is a GO‑type inspection ring for verifying 7/16"‑14 UNC external threads according to ANSI/ASME B1.1; suitable for production control and incoming inspection. 7/16‑14 UNC GO inspection ring Hardened gauge steel construction Conforms to ANSI/ASME B1.1/B1.2 standards Precision tolerance class 2A Ensure production conformity with a compact inspection tool A GO thread ring in hardened gauge steel provides a fast, repeatable check of external 7/16‑14 UNC threads, reducing process uncertainty at the control station. The compact mass (0.1 kg) and straightforward geometry make the gauge easy to handle while retaining the stiffness required for a reliable fit check. Because the ring is manufactured to ANSI/ASME B1.1/B1.2, it serves as a clear reference in acceptance tests and in-process control, enabling operators to validate thread form and major diameter quickly without elaborate measuring setups. Measure fast, decide faster — benefit from standardised inspection Using a GO ring gauge simplifies go/no‑go decisions by translating dimensional tolerances into an immediate physical check: a smooth fit indicates conformity to the specified 2A tolerance class, whereas refusal to assemble signals a potential deviation in thread profile or major diameter. This approach shortens inspection cycles and supports lean workflows on the shop floor. The gauge’s gauge steel, hardened construction ensures wear resistance over many verification cycles, preserving accuracy and reducing the need for frequent replacements. Practical robustness for workshop and production environments The ring’s material choice and heat treatment deliver a balance between durability and dimensional stability. In everyday use, the gauge resists abrasion and maintains its checking function under regular handling. The compact design suits both bench inspection and mobile quality rounds, while compliance with established standards allows the ring to be integrated into documented quality procedures and audit trails. For traceable quality systems, note that the product identifier M315.953 simplifies stockkeeping and traceability within production records. For reliable thread verification and standards adherence, contact Metav Werkzeuge to order the M315.953 GO ring gauge or to discuss suitability for specific production tasks — Metav’s consultants in Emmerich are available to advise on integration and selection. Technical data Article number: M315.953 GTIN: 4054469180229 Label: Thread ring gauge UNC GO, 7/16 x 14 ANSI B1.1 / 2A Core measurements Size: 7/16" Thread pitch: 14 tpi Mass: 0.1 kg Tolerance class: 2A Materials & standards Material: Gauge steel, hardened Standard: ANSI/ASME B1.1/B1.2 Category: Gauges / Inspection rings FAQ What does the GO designation mean for this ring gauge? The GO designation indicates the ring gauge is intended to check whether an external 7/16‑14 UNC thread falls within the maximum material limits; the GO ring gauge must assemble smoothly when the thread is within tolerance. Is this ring gauge suitable for production control to ANSI/ASME standards? Yes, the M315.953 is manufactured and marked to ANSI/ASME B1.1/B1.2, making it suitable for production inspection and for inclusion in documented quality procedures. How durable is the material of the gauge and what maintenance is required? Constructed from hardened gauge steel, the ring gauge offers high wear resistance; routine cleaning and occasional light lubrication of the thread flanks will preserve function and surface condition. Can the gauge identify thread profile errors as well as diameter deviations? The GO ring checks the major diameter and thread form insofar as a correct profile allows assembly; however, dedicated profile measurement tools are required for detailed form analysis beyond a go/no‑go assessment. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" x 14 Thread Go/No-Go Ring Gauge UNC NOGO, Hardened Gauge Steel ANSI B1.1/B1.2 - Metav IndustryLine
Take advantage of a hardened, standards‑compliant NOGO ring gauge that speeds up incoming inspection and reduces false acceptances; robust gauge steel construction and ANSI/ASME conformity ensure repeatable rejects and long service life. Order directly via Metav Werkzeuge or consult the team for application advice. Thread ring gauge UNC NOGO, 7/16 x 14 ANSI/ASME B1.1 / 2A — NOGO ring gauge by Metav IndustryLine The Thread ring gauge UNC NOGO, 7/16 x 14 is a hardened NOGO ring gauge designed for rapid go/no‑go inspection of external 7/16‑14 UNC threads to ANSI/ASME B1.1 standards, intended for production quality control and incoming goods inspection. ANSI/ASME B1.1 standard conformity Hardened gauge steel construction NOGO design for rapid reject detection Compact 7/16‑14 UNC size Built for fast, reliable go/no‑go inspection The hardened construction of this NOGO ring provides a durable inspection solution that tolerates frequent handling in a production environment. By checking only the NOGO condition, the gauge allows immediate identification of out‑of‑tolerance parts, which streamlines sorting and reduces downstream rework. The adoption of ANSI/ASME B1.1 geometry ensures the measured threads meet a widely recognised standard, simplifying supplier acceptance and audit documentation. The compact form factor supports quick, repetitive checks without the need for complex setup. Precision where it matters for production control Manufactured from hardened gauge steel, the ring retains its functional dimensions under continuous use, delivering consistent results over many inspection cycles. The tolerance class 2A designation reflects the intended mating class for external threads, enabling clear pass/fail decisions when paired with corresponding GO gauges or mating parts. For production lines where throughput and traceability are priorities, the NOGO ring reduces measurement time while maintaining the technical rigor required in metalworking and assembly operations. Practical benefits for workshop and inspection stations Using a dedicated NOGO ring reduces operator interpretation and speeds up quality checks at the line or at incoming inspection. The tool is optimised for external threads of size 7/16‑14 UNC, with 14 tpi pitch, so it integrates seamlessly into workflows for imperial‑sized fasteners and machined components. Its robustness minimises maintenance needs and supports a predictable inspection cadence—advantages that translate into lower process variability and improved overall equipment effectiveness (OEE). For tailored advice on using the Metav IndustryLine NOGO ring gauge in production or for assistance sourcing matching GO gauges and inspection kits, contact Metav Werkzeuge for product recommendations and technical clarification. Technical data Article number: M315.983 GTIN: 4054469180861 SKU: M315.983 Standard: ANSI/ASME B1.1/B1.2 Material: hardened gauge steel Facts Nominal size: 7/16" Pitch: 14 tpi Tolerance class: 2A Weight: 0.2 kg Tariff number: 90173000 Special features Type: NOGO thread ring gauge Application: external UNC threads 7/16‑14 Category: Gauges / Thread inspection Use case: production inspection, incoming goods FAQ What does NOGO mean for this thread ring gauge? NOGO indicates the ring is used to detect oversize or out‑of‑tolerance external threads; the Thread ring gauge UNC NOGO, 7/16 x 14 must not pass a part that exceeds allowable limits. Is the gauge compatible with other standards? This NOGO ring follows ANSI/ASME B1.1, so it is intended for components specified to that standard and is suitable for typical imperial UNC thread inspection. What material and durability can be expected from the ring? The ring is made from hardened gauge steel, offering wear resistance and dimensional stability for repetitive inspection tasks. Can this gauge be used for functional assembly checks? While primarily a go/no‑go inspection tool, the NOGO ring provides a quick functional check against the 7/16‑14 UNC mating envelope; it should be complemented with GO gauges or mating parts for full assembly validation. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" x 20 UNF Go/No-Go Thread Ring Gauge Right-Hand, Hardened Gauge Steel ANSI/ASME B1.1 2A - Metav IndustryLine
Hardened gauge steel and ANSI conformity provide reproducible thread inspection; the compact UNF 7/16 x 20 NOGO ring reduces inspection time while reliably rejecting oversize internal threads. Order the thread ring gauge UNF NOGO, 7/16 x 20 ANSI B1.1 / 2A (M315.983.F) directly via Metav Werkzeuge or ask our consultants if needed Thread ring gauge UNF NOGO, 7/16 x 20 ANSI B1.1 / 2A (M315.983.F) The thread ring gauge designed for quick go/no-go verification of UNF 7/16 x 20 internal threads in production and inspection environments. NOGO ring for UNF 7/16-20 Conforms to ANSI/ASME B1.1/B1.2 Hardened gauge steel construction Faster pass/fail checks for threaded assemblies The NOGO configuration is tailored for rapid quality control: it verifies that an internal thread is not larger than the maximum permitted envelope, enabling immediate rejection of out-of-tolerance parts. Manufactured from hardened gauge steel, the ring maintains dimensional stability under repetitive handling, so the inspection routine becomes both quicker and more reliable. The compact design supports straightforward insertion into typical bores, reducing cycle time at the inspection station. Built to industry standards for dependable results Compliance with ANSI/ASME B1.1/B1.2 gives a clear normative basis for thread geometry and ensures the gauge references accepted UNF definitions. The marked tolerance class 2A indicates the standard commercial fit associated with UNF external threads; the ring is produced to mate with that established envelope for consistent evaluation. The combination of standard conformity and a dedicated NOGO function makes this ring suitable for production lines, receiving inspection and in-process checks where clear binary decisions are required. Practical advantages in workshop and metrology use A hardened construction delivers wear resistance and long service life, which lowers lifetime inspection cost and minimises recalibration frequency. The ring’s right-hand thread orientation matches common fastener practice, eliminating confusion during routine checks. Traceable identification with SKU M315.983.F simplifies inventory control and tool management, while the compact weight and form factor make storage and handling straightforward in both workshop and laboratory settings. How the gauge supports quality assurance workflows Using a dedicated NOGO ring gauge streamlines go/no-go inspection to a single, objective action: either the ring enters the component (fail) or it does not (pass). This reduces subjective interpretation and speeds operator decisions, improving throughput without sacrificing assurance. Where documentation is required, the gauge’s conformity to recognised standards assists in audit trails and quality reports, enabling clear communication between production, quality and procurement functions. Contact Metav Werkzeuge today to confirm thread compatibility and reserve the thread ring gauge UNF NOGO, 7/16 x 20 ANSI B1.1 / 2A (M315.983.F) for prompt dispatch from Emmerich Technical data Article number: M315.983.F GTIN: 4054469180885 Label: Thread ring gauge UNF NOGO, 7/16 x 20 ANSI B1.1 / 2A Facts Thread: UNF 7/16 x 20 Tolerance class: 2A Pitch: 20 Weight: 0.2 kg Special features Material: Gauge steel, hardened Standard: ANSI/ASME B1.1/B1.2 Hand: Right-hand thread FAQ What does NOGO mean for this ring gauge? The NOGO designation indicates that the ring is used to detect oversize internal threads; if the ring enters the component the thread is out of tolerance and must be rejected when using the thread ring gauge UNF NOGO, 7/16 x 20 ANSI B1.1 / 2A (M315.983.F) Is this gauge suitable for production line inspection? Yes, its hardened construction and conformity to ANSI/ASME B1.1/B1.2 make the gauge appropriate for repetitive production checks and routine go/no-go inspection with the thread ring gauge from Metav IndustryLine Which materials was the gauge made from? The gauge is manufactured from hardened gauge steel, chosen for wear resistance and dimensional stability under frequent use How is the tolerance class 2A relevant to the inspection? Tolerance class 2A corresponds to the standard external thread envelope; the ring is produced to mate with those dimensions, providing a recognised reference for go/no-go assessment with this NOGO ring Can the gauge be traced in inventory systems? Yes — the product is identified as M315.983.F and carries the GTIN 4054469180885 for straightforward inventory and procurement tracking Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" x 20 UNF Thread Go Gauge Right-Hand, ANSI/ASME B1.1 2B - Metav IndustryLine
Take advantage of a hardened gauge steel construction and strict ANSI/ASME compliance to ensure fast, repeatable verification of internal UNF threads; order directly via Metav Werkzeuge or consult our specialists for application advice. Thread plug gauge UNF 7/16 x 20 (ANSI/ASME B1.1) — hardened gauge steel, 2B tolerance The Thread plug gauge UNF 7/16 x 20 is a hardened inspection gauge designed for verifying internal UNF threads to ANSI/ASME standards in production and quality control environments. Hardened gauge steel construction Conforms to ANSI/ASME B1.1/B1.2 standards Right-hand UNF 7/16 x 20 thread Tolerance class 2B for internal threads Faster, unambiguous thread inspection on the shop floor A compact go/no-go inspection tool, this plug gauge enables immediate verification of internal threads. With a 7/16 x 20 UNF profile and 2B tolerance, it removes ambiguity from routine checks and reduces time spent at the inspection bench. The standardised geometry in accordance with ANSI/ASME B1.1 means measurements are comparable across suppliers and batches, supporting consistent acceptance criteria and fewer production hold‑ups. Durable design for sustained repeatability Manufactured from hardened gauge steel, the gauge resists wear and maintains dimensional stability under frequent use. The right-hand thread configuration matches common assembly practices, while the robust material choice reduces the frequency of replacement and service interventions. Reduced maintenance delivers measurable gains in throughput and predictable inspection intervals, which are crucial for continuous manufacturing processes. Simple integration into quality systems and traceability Traceable identification via SKU and GTIN ensures straightforward inventory and documentation. The compact form and clear specification make the gauge suitable for in-line checks, bench inspection and incoming goods control. Backed by Metav’s quality filter and European distribution centre, this inspection tool supports reliable sampling regimes and helps maintain production tolerances with confidence. Choose Metav IndustryLine when thread conformity must be guaranteed; rely on Metav Werkzeuge for supply and technical guidance — call +49 2822 7131930 or email info@metav-werkzeuge.com for tailored advice Technical data Article number: M315.923.F GTIN: 4054469179605 Label: Thread plug gauge UNF 7/16 x 20 ANSI/ASME B1.1 / 2B Core specifications Thread size: 7/16" Thread pitch: 20 TPI Tolerance class: 2B Weight: 0.1 kg Standard: ANSI/ASME B1.1/B1.2 Materials and features Material: hardened gauge steel Thread direction: right-hand Category: Gauges; Measuring pins SKU: M315.923.F FAQ What thread form and size does this gauge check? The thread plug gauge UNF 7/16 x 20 verifies internal UNF threads sized 7/16" with 20 threads per inch in accordance with ANSI/ASME B1.1. What does tolerance class 2B indicate for internal threads? Tolerance class 2B denotes the standard internal thread tolerance for general engineering fits; the gauge confirms whether an internal thread meets that 2B acceptance envelope. Is the gauge suitable for frequent production use? Yes, the hardened gauge steel construction offers high wear resistance so the gauge can be used regularly in production inspection without rapid loss of accuracy. Which standards does the plug gauge comply with? The plug gauge is manufactured to meet ANSI/ASME B1.1/B1.2, ensuring compatibility with common UNF thread specifications. How is the gauge identified for traceability? Identification is provided via SKU M315.923.F and GTIN 4054469179605 for inventory control and documentation within quality processes. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/16" x 28 UNEF Thread Ring Gauge Go, Right-Hand, Hardened Gauge Steel, ANSI B1.1/B1.2 - Metav IndustryLine
Take advantage of precise thread verification with hardened gauge steel, conformity to ANSI/ASME B1.1, and tolerance class 2A Go functionality for reliable production control; order this gauge directly via Metav Werkzeuge or consult our specialists for application advice. Thread Go Ring UNEF GO, 7/16 x 28 ANSI B1.1 / 2A — Thread verification ring (hardened gauge steel) from Metav IndustryLine The Thread Go Ring UNEF GO, 7/16 x 28 ANSI B1.1 / 2A is a hardened gauge-steel verification ring for inspection of external UNEF threads, designed for production and quality-control environments to check conformity with ANSI/ASME standards. UNEF 7/16‑28, ANSI/ASME B1.1 compliance Hardened gauge steel construction Tolerance class 2A Go verification Right-hand thread geometry Consistent thread verification for repeatable results A Go ring in hardened gauge steel offers straightforward, fast verification of external thread form and major diameter; the UNEF 7/16‑28 dimension refers to a 7/16‑inch nominal diameter with 28 threads per inch (tpi). Using a Go ring simplifies go/no‑go decisions at the bench: the ring must assemble freely onto a correctly produced external thread, making the inspection task objective and rapid. Compliance with ANSI/ASME B1.1 ensures that the ring measures against recognised dimensional tolerances, which supports traceable acceptance criteria on the shop floor and during incoming inspection. Durable design that supports production rhythms Manufactured from hardened gauge steel, the verification ring resists wear and maintains its form under frequent use, extending service life and reducing replacement intervals. The tolerance class 2A Go condition provides a defined acceptance limit for external threads, suitable for many machining and assembly applications where fit and interchangeability are required. The right‑hand thread geometry matches standard production threads and keeps handling intuitive for operators, improving cycle times during batch inspection and assembly checks. Practical handling and inspection benefits The ring’s compact format and low mass make it easy to locate at inspection stations and incorporate into routine quality checks without additional fixtures. As a dedicated Go gauge, it supports efficient quality workflows by eliminating subjective measurement interpretation: pass/fail becomes tactile and immediate. For traceability and procurement, the gauge is identified by its SKU and GTIN for inventory control and reordering, making it simple to keep inspection tooling consistent across multiple workstations. Contact Metav Werkzeuge for application guidance on this Metav IndustryLine Go ring — our Emmerich-based specialists will advise on compatibility, stock availability and dispatch to your site via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: M315.953.EF GTIN: 4054469180236 Weight: 0.1 kg Facts Nominal size: 7/16 in. Thread form: UNEF Thread pitch: 28 tpi Tolerance class: 2A Special features Material: hardened gauge steel Standard: ANSI/ASME B1.1/B1.2 Direction: right‑hand thread Category: gauge ring / inspection gauge Tariff number: 90173000 FAQ What is the purpose of a Go ring for UNEF threads? A Go ring is used to verify that an external thread meets the minimum acceptance dimensions; the Thread Go Ring UNEF GO, 7/16 x 28 ANSI B1.1 / 2A confirms that a part will assemble to the specified 7/16‑28 UNEF form. Which standard does this gauge reference? This verification ring is made to ANSI/ASME B1.1/B1.2 specifications, allowing inspections to be performed against widely recognised US thread standards. What does tolerance class 2A indicate for external threads? Tolerance class 2A defines the acceptance limits for external threads; using the Go condition of this ring ensures manufactured threads fall within the permitted major‑diameter and form limits for general engineering fits. Is the ring suitable for high‑volume shop use? Yes — constructed from hardened gauge steel, the ring is designed for repeated assembly checks in production environments where durability and repeatability are required. How is the thread pitch represented for this gauge? The gauge dimension 7/16 x 28 denotes a 7/16‑inch nominal diameter with 28 threads per inch (tpi), the standard pitch for the UNEF size listed. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" 14 TPI No-Go Thread Ring Gauge UNF Right-Hand Hardened Gauge Steel ANSI/ASME B1.1 2A - Metav IndustryLine
Take advantage of the combination of strict ANSI/ASME conformity, hardened gauge steel construction and a clear 2A tolerance for reliable pass/fail inspection. Order the thread ring gauge directly via Metav Werkzeuge or ask our consultants if needed. Thread ring gauge UNF NOGO, 7/8" x 14, 2A — Metav IndustryLine The Thread ring gauge UNF NOGO 7/8 x 14 2A is a No‑Go inspection ring designed for right‑hand UNF threads to verify thread acceptability in production and incoming inspection. No‑Go inspection for UNF 7/8" x 14 threads Complies with ANSI/ASME B1.1/B1.2 standards Hardened gauge steel for long service life Tolerance class 2A for precise acceptance limits Reliable rejection where it matters most The Thread ring gauge UNF NOGO 7/8 x 14 2A serves as a definitive control tool for thread acceptance, providing an immediate yes/no result for production parts. As a No‑Go gauge, it is set to the maximum permissible limits defined by ANSI/ASME B1.1, so a part that enters the ring fails the inspection and is flagged for rework or rejection. This clear pass/fail logic reduces subjective judgement on the shop floor and minimises the risk of out‑of‑specification assemblies reaching downstream operations. Built for durability and consistent performance Manufactured from hardened gauge steel, the inspection ring stands up to repeated use in industrial environments while maintaining dimensional integrity. The robust material and precision heat treatment preserve the critical thread profile, ensuring long-term repeatability and low wear. With a compact mass of 0.4 kg and a right‑hand thread configuration to match standard UNF assemblies, the gauge supports rapid throughput in quality control processes and reduces downtime caused by frequent replacement. Integrates with quality workflows and standards Designed for straightforward inclusion into existing inspection routines, the No‑Go ring complements Go gauges and visual checks to form a complete acceptance system. The defined 2A tolerance aligns the gauge with common fit classes for external threads, helping to verify functional fit with mating parts. Traceable identification via SKU M315.988.F supports inventory and inspection records, while adherence to established standards simplifies certification and audit processes—benefits that translate into faster decision cycles and fewer customer returns. Contact Metav Werkzeuge for supply and technical guidance on the Metav IndustryLine thread ring gauges, quoting M315.988.F to ensure the correct specification for production control. Technical data Article number: M315.988.F GTIN: 4054469181035 Brand: Metav IndustryLine Designation: Thread ring gauge UNF NOGO, 7/8" x 14, 2A Core technical data Size: 7/8" x 14 tpi Tolerance class: 2A Thread direction: right‑hand Weight: 0.4 kg Standard: ANSI/ASME B1.1/B1.2 Materials & special features Material: hardened gauge steel Type: No‑Go (NOGO) inspection ring Use: Production and incoming thread inspection SKU: M315.988.F FAQ What is the primary function of this No‑Go thread ring gauge? The No‑Go ring verifies whether external threads exceed maximum material limits; the Thread ring gauge UNF NOGO 7/8 x 14 2A (Metav IndustryLine, SKU M315.988.F) immediately identifies out‑of‑tolerance parts for rejection. Does this gauge comply with recognised standards? Yes. The inspection ring is manufactured to the ANSI/ASME B1.1/B1.2 thread standards and is specified for the UNF 7/8" × 14 tpi form with a 2A external tolerance class. What material is used and how does that benefit workshop use? Made from hardened gauge steel, the ring offers durable wear resistance and dimensional stability, which maintains reliable inspection performance over many cycles in a production environment. Can this No‑Go gauge be used on both right‑ and left‑hand threads? This specific item is supplied for right‑hand UNF threads; the Metav IndustryLine No‑Go ring M315.988.F is intended for right‑hand applications and must be matched to the thread direction of the parts under inspection. Metav IndustryLine: Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" 14 TPI UNF Thread Gauge Ring Go, Right-Hand, Hardened Gauge Steel, ANSI B1.1 2A - Metav IndustryLine
Take advantage of the combination of strict compliance with ANSI/ASME thread standards, hardened gauge‑steel construction and compact handling to keep incoming inspections swift and reproducible; order the gauge directly via Metav Werkzeuge or contact our consultants for application advice. Gewinde-Lehrring UNF GO, 7/8 x 14 ANSI B1.1 / 2A — GO external thread gauge, right‑hand, hardened steel Gewinde-Lehrring UNF GO, 7/8 x 14 ANSI B1.1 / 2A is a GO‑type external thread gauge designed for quick, repeatable verification of UNF threads in production and inspection environments UNF 7/8" × 14 TPI to ANSI/ASME B1.1 Hardened gauge steel construction Tolerance class 2A for external threads Right-hand GO gauge, lightweight 0.4 kg Certainty where standards matter The gauge is manufactured to ANSI/ASME B1.1/B1.2, ensuring that thread acceptance is aligned with internationally recognised criteria. As a GO external thread gauge it verifies that a mating thread will assemble correctly when the major and pitch diameters are within allowable limits; the designation tolerance class 2A indicates industrial‑grade fit for most production and service parts. Specified as 7/8 in × 14 TPI, the ring is suited to UNF‑series components where repeatable conformity checks reduce rework and rejected parts. Robust construction for steady measurement throughput Made from hardened gauge steel, the ring combines wear resistance with stable geometry for thousands of Go/No‑Go cycles. The modest mass of 0.4 kg and compact form support rapid handling at inspection benches and in process control stations, while the hardened material reduces dimensional drift over time. The right‑hand thread orientation matches standard fastener practice and the GO type prioritises pass confirmation, keeping throughput high during routine checks. Practical benefits for quality control and production Using a dedicated GO ring streamlines the inspection step: acceptance becomes a simple tactile and visual check, eliminating time‑consuming micrometric comparisons for every part. Traceability is supported by the clear SKU and GTIN labelling for stock management and audit trails; compliance with ANSI/ASME standards provides a defensible inspection criterion during supplier control and final shipment clearance. This tool is particularly effective in series production where consistent, fast decisions are required. Typical applications and handling recommendations Ideal for mechanical workshops, assembly lines and inspection laboratories, the gauge suits external UNF threads on shafts, studs and fittings. Gentle, perpendicular engagement and light rotational verification ensure correct seating without damaging the part or gauge. When integrated into a control plan, the ring reduces ambiguity in acceptance criteria and helps maintain production rhythm while safeguarding function of assembled joints. Contact Metav Werkzeuge today for tailored guidance on Metav IndustryLine gauges and to arrange supply or technical clarification directly from our Emmerich hub Technical data Article number: M315.958.F GTIN: 4054469180397 Label: Gewinde-Lehrring UNF GO, 7/8 x 14 ANSI B1.1 / 2A Facts Thread: 7/8" × 14 TPI Tolerance class: 2A Weight: 0.4 kg Special features Material: gauge steel, hardened Standard: ANSI/ASME B1.1/B1.2 Right-hand thread Type: GO external thread gauge Category: Gauges / Lehren FAQ What does the GO designation check for on this ring gauge? The GO designation confirms that the external thread fits within specified major and pitch diameter limits; the Gewinde-Lehrring UNF GO, 7/8 x 14 ANSI B1.1 / 2A from Metav IndustryLine verifies pass condition for mating parts. Is this gauge suitable for series inspection in production? Yes. The hardened gauge‑steel construction and adherence to ANSI/ASME B1.1/B1.2 make the Metav IndustryLine ring robust for repeated production checks and fast acceptance decisions. Which thread form and pitch does this ring cover? This ring is for UNF threads specified as 7/8 in × 14 TPI, providing a direct check for external threads manufactured to that pitch and form. How should the gauge be handled to avoid damage? Handle the GO gauge with light, perpendicular engagement and a gentle rotational check; storing it clean and dry prolongs life and keeps dimensions stable. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" 14 TPI UNF Thread Plug Gauge Right-Hand, Hardened Gauge Steel, ANSI/ASME B1.1/B1.2 - Metav IndustryLine
Take advantage of a robust inspection solution that combines conformity to ANSI/ASME B1.1, a 2B tolerance class and durable, hardened gauge steel for repeatable internal thread verification; order the gauge directly via Metav Werkzeuge or consult the specialists for application support. Thread plug gauge UNF 7/8 x 14 (ANSI/ASME B1.1) — hardened gauge steel, 2B tolerance by Metav IndustryLine The Thread plug gauge UNF 7/8 x 14 ANSI/ASME B1.1 / 2B is a compact inspection mandrel for checking internal UNF threads to the ANSI/ASME standard in production and quality-control environments UNF 7/8 x 14 to ANSI/ASME B1.1 Hardened gauge steel construction Tolerance class 2B for internal threads Right-hand thread check Reliable verification for internal UNF threads A thread plug gauge provides a direct, tactile method to confirm whether an internal UNF thread meets specification. The UNF 7/8 x 14 geometry is manufactured to comply with ANSI/ASME B1.1, ensuring compatibility with mating external threads produced to the same standard. This method reduces measurement ambiguity by giving a clear acceptance criterion: the mandrel either engages within tolerance or it does not. The primary benefit is faster go/no-go assessment on the shop floor, improving throughput while maintaining consistent quality control. Built for repeatable accuracy and long service life Constructed from hardened gauge steel, the gauge resists wear and maintains dimensional stability under repeated use. The robust material selection reduces the need for frequent replacement, which translates into lower lifecycle costs and less downtime for inspection tooling. Durable finishing and precise manufacturing keep the checking surface true to the thread form, so inspection intervals can be scheduled with confidence rather than guesswork. This results in measurable time savings in routine checks and first-article inspections. Standards explanation and the meaning of 2B The designation 2B denotes a standard internal thread tolerance class commonly used in metric and unified systems for general-purpose assemblies. When combined with ANSI/ASME B1.1 compliance, it signifies that the internal thread geometry falls within the expected clearance and fit range for general engineering applications. For engineers and quality managers this offers a clear specification reference, simplifying acceptance criteria and documentation during incoming inspection or final assembly checks. Practical handling and workshop integration The gauge is designed for straightforward use in the workshop: insert the mandrel into the bore to verify thread fit, visually inspect the engagement, and log acceptance. Lightweight yet stable, the tool integrates easily into existing inspection routines and is suitable for bench or portable checks. The compact form factor supports efficient storage and handling in busy production environments. For tailored measurement strategies or integration into a quality plan, Metav IndustryLine documentation and personnel can advise on best-practice procedures for traceable inspection workflows. For application advice or immediate supply of this Metav IndustryLine thread plug gauge, contact Metav Werkzeuge in Emmerich by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930 Technical data Article number: M315.928.F GTIN: 4054469179759 Label: Gewinde-Lehrdorn UNF, 7/8 x 14 ANSI B1.1 / 2B Manufacturer: Metav IndustryLine Material: hardened gauge steel Facts Size: 7/8" Thread pitch: 14 tpi Tolerance class: 2B Weight: 0.3 kg Tariff number: 90173000 Special features Right-hand thread Complies with ANSI/ASME B1.1/B1.2 Hardened gauge steel Categories: Measuring pins; Gauges FAQ What does the 2B tolerance class indicate for internal threads? The 2B designation indicates a standard internal thread tolerance for general-purpose fits; the thread plug gauge UNF 7/8 x 14 checks that the internal thread falls within this acceptable clearance range. Is this gauge suitable for production line spot checks? Yes. The Metav IndustryLine inspection mandrel is designed for rapid go/no-go verification on the shop floor, offering quick acceptance criteria without complex setups. Which standard ensures compatibility with mating external threads? The gauge is manufactured to ANSI/ASME B1.1, which defines unified screw threads; use this standard to ensure matching between internal threads and mating external parts. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" 20 TPI UNEF Go Thread Ring Gauge Right-Hand, ANSI B1.1 / 2A - Metav IndustryLine
Take advantage of the combination of fast pass/fail inspection, hardened gauge steel construction and strict adherence to ANSI standards for consistent production quality; order the gauge directly via Metav Werkzeuge or consult our specialists for integration support. Thread ring gauge UNEF GO, 7/8 x 20 ANSI B1.1 / 2A — hardened gauge steel, right-hand thread A Thread ring gauge UNEF GO, 7/8 x 20 ANSI B1.1 / 2A for rapid verification of external threads in machining and inspection environments UNEF 7/8 x 20, ANSI B1.1 standard Hardened gauge steel construction Tolerance class 2A GO gauge Right-hand thread Fast pass/fail control for production lines The Thread ring gauge UNEF GO, 7/8 x 20 ANSI B1.1 / 2A serves as a straightforward GO gauge for immediate assessment of externally threaded parts. Employed at the end of a turning or thread‑rolling operation, the gauge enables a quick pass/fail decision without time‑consuming measurements, speeding up throughput and reducing bottlenecks at inspection stations. The simple go/no‑go principle limits operator interpretation and supports repeatable acceptance checks. Built for durability and standardised traceability Constructed from hardened gauge steel, the ring maintains form and dimensional stability under frequent use, lowering the need for replacement and thus reducing total cost of ownership. Compliance with ANSI/ASME B1.1/B1.2 and specification as tolerance class 2A means the component meets widely recognised thread standards, simplifying documentation and audit trails. These attributes support reliable quality control across batches and shift changes. Smooth integration into workshop inspection routines Designed as a compact inspection tool, the gauge’s right-hand thread matches conventional external threads and permits swift engagement with the workpiece, improving handling ergonomics and cycle time. The robust construction delivers high repeatability across repeated checks, while the compact format makes the ring suitable for both inline inspection and bench checks. The clear GO function assists operators and QA personnel in maintaining consistent acceptance criteria. Contact Metav Werkzeuge in Emmerich for procurement advice and operational guidance on integrating Metav IndustryLine gauges into existing inspection processes Technical Data Article number: M315.958.EF GTIN: 4054469180380 Weight: 0.4 kg Material: Gauge steel, hardened Manufacturer: Metav IndustryLine Facts Thread form: UNEF 7/8 x 20 TPI Standard: ANSI/ASME B1.1/B1.2 Tolerance: 2A (GO) Special features Right-hand thread GO ring gauge for external thread inspection Category: Gauges / Inspection tools FAQ What is the primary purpose of this gauge? The ring serves as a GO‑only inspection tool for external threads; the Thread ring gauge UNEF GO, 7/8 x 20 ANSI B1.1 / 2A confirms whether a threaded part meets the specified acceptance limit. How does a GO ring gauge differ from a NOGO gauge? A GO gauge checks that the part is within maximum material limits and assembles correctly; this particular GO ring gauge is intended solely for pass verification under the ANSI B1.1 criteria. Is the material suitable for regular shop use? Yes, the hardened gauge steel construction provides wear resistance and durability suitable for routine inspection in production environments. Which standard does this gauge conform to and why does that matter? The gauge conforms to ANSI/ASME B1.1/B1.2, which ensures compatibility with standard thread forms and simplifies documentation for quality systems. What is the product SKU for ordering or traceability? Refer to SKU M315.958.EF when ordering or recording the item for quality traceability. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" 20 TPI UNEF Thread Go/No-Go Plug Gauge Right-Hand Hardened Gauge Steel ANSI/ASME B1.1 2B - Metav IndustryLine
Ensure reproducible thread inspections with a hardened gauge steel plug that meets ANSI/ASME tolerances; the compact UNEF format and robust construction support frequent go/no-go checks and steady production quality. Order the thread plug gauge directly via Metav Werkzeuge or ask our consultants for application advice. Thread plug gauge UNEF 7/8 x 20 ANSI B1.1 / 2B — hardened gauge steel, right‑hand thread (Metav IndustryLine) The Thread plug gauge UNEF 7/8 x 20 ANSI B1.1 / 2B is a hardened gauge steel go/no-go plug gauge designed for rapid verification of internal UNEF threads in accordance with ANSI/ASME tolerances. Hardened gauge steel construction ANSI/ASME B1.1 thread standard UNEF 7/8 x 20 size, 2B tolerance Right-hand thread for standard fittings Fast, reliable in-process verification for threaded parts A thread plug gauge made from hardened gauge steel delivers consistent results during repetitive inspections. The UNEF 7/8 x 20 format with 2B tolerance is tailored for internal threads where a defined fit and interchangeability are required; using a dedicated go/no-go gauge streamlines acceptance testing and shortens inspection cycles. By offering a tactile, immediate check of thread quality, this gauge reduces the need for time‑consuming dimensional measurements and supports stable throughput in quality control routines. Durable design that stands up to workshop use Constructed in hardened gauge steel and weighing approximately 0.3 kg, the gauge is dimensioned for frequent handling while remaining robust against wear. The right-hand thread orientation matches standard fittings, simplifying assembly checks and maintenance tasks. Because the material and heat treatment prioritise surface hardness and resistance to abrasion, the gauge maintains its checking accuracy over many cycles, which lowers replacement frequency and total cost of ownership in production environments. Conformance to standards and typical applications Compliance with ANSI/ASME B1.1/B1.2 provides a clear, industry‑recognised specification for thread form and tolerance; this aids traceability and purchasing decisions for suppliers and inspection departments. Typical use cases include incoming goods inspection, first‑article checks, fit verification on assemblies and routine shopfloor audits in machining and maintenance shops. The compact format and precise pitch (20 tpi) make the gauge particularly suitable for fine‑threaded mechanical connections where consistent assembly behaviour is essential. Contact Metav Werkzeuge today to secure the UNEF 7/8 x 20 thread plug gauge or request specific application advice via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: M315.928.EF GTIN: 4054469179742 Weight: 0.3 kg Material: Gauge steel, hardened Standard: ANSI/ASME B1.1/B1.2 Label: Thread plug gauge UNEF 7/8 x 20 ANSI B1.1 / 2B Facts Size: 7/8" Threads per inch: 20 tpi Tolerance class: 2B Thread direction: Right-hand Mass: 0.3 kg Special features UNEF thread form Hardened gauge steel construction For internal thread verification (go/no-go) Conforms to ANSI/ASME B1.1/B1.2 FAQ What is this gauge intended to check? The thread plug gauge UNEF 7/8 x 20 checks internal UNEF threads for conformity to the 2B tolerance; it is used as a go/no-go verification tool during inspections. Does the gauge meet recognised standards? Yes, this Metav IndustryLine thread plug gauge conforms to ANSI/ASME B1.1/B1.2, ensuring compatibility with standard thread specifications. What material is the gauge made from and how durable is it? Made from hardened gauge steel, the M315.928.EF plug gauge is engineered for wear resistance and long service life under frequent shopfloor use. What does the 2B tolerance class mean for fittings? The 2B class denotes a standard internal thread tolerance suitable for general engineering applications, providing controlled clearance for mating external threads. Can this gauge be used for left‑hand threads? No — the gauge is manufactured with a right‑hand thread and is intended for standard right‑hand internal thread verification. Metav IndustryLine: Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" Thread Ring Gauge UNC 9 TPI, ANSI B1.1/B1.2, Hardened Gauging Steel - Metav IndustryLine
Benefit from a precise, standards‑compliant gauge that combines hardened gauge steel, ANSI/ASME conformity and a clear tolerance class for reliable in‑process verification; order the gauge directly via Metav Werkzeuge or consult the Metav specialists for application advice. Thread plug gauge UNC 7/8 × 9 ANSI/ASME B1.1 / 2B — Metav IndustryLine Thread plug gauge UNC 7/8 × 9 ANSI/ASME B1.1 / 2B provides a compact, hardwearing solution for internal UNC thread inspection across production and incoming inspection tasks UNC 7/8 × 9 thread to ANSI B1.1 standard Tolerance class 2B for internal thread verification Hardened gauge steel for extended service life Compact mass 0.3 kg for easy handling Ensure repeatable, standards‑based thread checks on the shop floor The thread plug gauge is designed for straightforward verification of internal UNC threads, giving production engineers and quality inspectors a quick go/no‑go control. With its designation UNC 7/8 × 9 and compliance to ANSI/ASME B1.1, the gauge provides a measurable acceptance criterion that replaces subjective assessments. Using a dedicated gauge reduces rework and speeds up process control because accepted parts pass a single, unequivocal dimensional test rather than a lengthy manual measurement routine. Durable construction that supports continuous inspection cycles Manufactured from hardened gauge steel, the tool resists wear and maintains the functional limits required for repeated use. The 2B tolerance class ensures the gauge represents the nominal allowances for internal threads, while the 9 tpi pitch matches the UNC 7/8 specification. The low mass of 0.3 kg aids handling and reduces operator fatigue during frequent checks. Together, these attributes mean fewer replacements and consistent inspection accuracy over many production cycles, contributing to lower lifetime costs. Integrates with quality routines and simplifies documentation As a Go/No‑Go inspection tool, the gauge accelerates decision making in incoming inspection, machining and assembly operations. Its clear pass/fail function supports traceable control plans and simplifies operator training: record the use of the gauge in audit protocols to demonstrate conformity to customer or regulatory requirements. The compact design and industry standard labelling make it easy to include in inspection kits and fixtures, improving workflow efficiency without complex setup. Select the Metav IndustryLine thread plug gauge for robust, standards‑compliant internal thread control and contact Metav Werkzeuge in Emmerich for delivery and application guidance (+49 2822 7131930, info@metav-werkzeuge.com) Technical data SKU: M315.928 GTIN: 4054469179735 Manufacturer: Metav IndustryLine Category: Gauges; Thread plug gauge Facts Size: 7/8" Thread: UNC 7/8 × 9 (9 tpi) Tolerance class: 2B Mass: 0.3 kg Standard: ANSI/ASME B1.1/B1.2 Special features Material: hardened gauge steel Use: internal thread verification Tariff number: 90173000 FAQ What does tolerance class 2B indicate for this gauge? Tolerance class 2B designates the standard internal thread tolerance band; the Thread plug gauge UNC 7/8 × 9 ANSI/ASME B1.1 / 2B represents the acceptance limits for internal UNC threads in that class. Which standard does the gauge follow? The gauge is manufactured to comply with ANSI/ASME B1.1/B1.2, covering Unified Inch screw threads including UNC series, ensuring compatibility with common engineering specifications. Is this gauge suitable for production use or only for inspection labs? The hardened construction and clear Go/No‑Go function make the plug gauge suitable for both shop‑floor production checks and laboratory verification; Metav IndustryLine gauges are intended for routine process control. What thread form and pitch are checked by this tool? This plug gauge checks a UNC 7/8 × 9 internal thread, corresponding to a 7/8‑inch major diameter with 9 threads per inch (tpi). What is the product identifier for ordering or documentation? Use SKU M315.928 and the designation Thread plug gauge UNC 7/8 × 9 ANSI/ASME B1.1 / 2B when ordering or referencing the item in inspection records. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" UNC Thread Ring Gauge 9 TPI Go, Hardened Gage Steel, ANSI/ASME B1.1 2A - Metav IndustryLine
Take advantage of the combination of hardened gauge steel, ANSI/ASME conformity and a clear tolerance class 2A for dependable thread acceptance; order the gauge via Metav Werkzeuge or consult our specialists for application advice. Gewinde-Lehrring UNC GO, 7/8 x 9 ANSI B1.1 / 2A — Metav IndustryLine thread ring gauge, hardened gauge steel, ANSI standard the Gewinde-Lehrring UNC GO, 7/8 x 9 ANSI B1.1 / 2A is a GO ring gauge for validation of external UNC threads in production and inspection environments Hardened gauge steel construction ANSI/ASME B1.1 compliance for UNC threads Tolerance class 2A for acceptance checks Compact 7/8" size for 7/8-9 UNC threads Consistent acceptance testing for UNC external threads Manufactured as a GO ring gauge, this tool provides a reliable, quick check that the external thread meets the specified form and major diameter limits. Made from hardened gauge steel, the gauge resists wear and preserves the acceptance limit over repeated cycles, which reduces rework and rejects in routine inspection. Conformity to ANSI/ASME B1.1 ensures compatibility with international UNC specifications, so production parts stamped against this gauge can be validated against a recognised standard. Built for repeatability and straightforward inspection The ring design offers tactile and visual confirmation of a pass condition: if the ring fits the shaft without force, the thread is within the permitted envelope for a 2A external class. The nominal 7/8" x 9 tpi designation and the specified tolerance class 2A simplify documentation and traceability in quality records. As a compact, rigid instrument with a modest mass, the gauge is straightforward to handle on the shop floor and lends itself to repetitive checks without operator fatigue, supporting stable process capability. Practical benefits for workshop and quality departments For machine shops, component manufacturers and incoming inspection, the gauge functions as a fast go/no-go reference that supports throughput and decision-making. Using a dedicated GO ring gauge avoids time-consuming measurement routines for each part and helps maintain production flow by enabling immediate acceptance of compliant threads. The item’s compact footprint and robust material finish make it suitable for routine shop-floor use while retaining the precision demanded by engineered fastener systems. For dependable thread validation, request the Metav IndustryLine M315.958 from Metav Werkzeuge in Emmerich or speak with our technical team at info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: M315.958 GTIN: 4054469180373 Label: Gewinde-Lehrring UNC GO, 7/8 x 9 ANSI B1.1 / 2A Core specifications Thread size: 7/8" x 9 tpi Standard: ANSI/ASME B1.1/B1.2 Tolerance class: 2A Mass: 0.4 kg Pitch: 9 tpi Materials & features Material: Gauge steel, hardened Type: GO thread ring gauge Categories: Gauges; Gauge pins FAQ What is the purpose of the Gewinde-Lehrring UNC GO, 7/8 x 9 ANSI B1.1 / 2A? The Gewinde-Lehrring UNC GO, 7/8 x 9 ANSI B1.1 / 2A serves as a GO acceptance gauge for external UNC threads, confirming that parts meet the 2A external tolerance for immediate approval in production. Which threads does this ring gauge check? This ring gauge is designed for 7/8" x 9 tpi UNC external threads produced to ANSI/ASME B1.1 and is intended for go/no-go acceptance testing as a GO gauge. How does the tolerance class 2A affect inspection? Tolerance class 2A defines the acceptance envelope for external threads; the Gewinde-Lehrring GO checks that the thread fits within that envelope, providing a rapid pass criterion for quality control. Is the gauge suitable for repetitive shop-floor use? Yes, constructed from hardened gauge steel, the ring gauge is robust for frequent checks and preserves the GO limit over many inspection cycles. Can the Gewinde-Lehrring be used as a traceable inspection standard? When recorded in inspection logs, the Gewinde-Lehrring UNC GO, 7/8 x 9 ANSI B1.1 / 2A provides a repeatable reference for in-process and final checks and supports traceability in production records. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" x 20 UNEF Thread Go/No-Go Ring, Right-Hand, Hardened Gauge Steel, ANSI B1.1 2A - Metav IndustryLine
Take advantage of a robust inspection routine with a hardened gauge-steel body and strict ANSI/ASME B1.1/B1.2 conformity for repeatable results; the NOGO function and 2A tolerance make it suitable for production and incoming-inspection tasks. Order the Thread ring gauge directly via Metav Werkzeuge or ask our consultants if needed. Thread ring gauge UNEF NOGO, 7/8-20 — Metav IndustryLine The Thread ring gauge UNEF NOGO, 7/8-20 ANSI B1.1 / 2A is a right-hand, NOGO inspection ring for rapid verification of external UNEF threads in workshop and production environments UNEF 7/8-20 NOGO ring gauge Tolerance class 2A for thread fit Hardened gauge-steel construction Compliant with ANSI/ASME B1.1/B1.2 Consistent conformity for routine inspection The NOGO variant is designed to support standardised pass/fail procedures and thus reduces inspection ambiguity. With the 7/8-20 UNEF designation and 2A tolerance class, the gauge aligns with familiar thread specifications used across mechanical assembly and maintenance. Conformity to ANSI/ASME B1.1/B1.2 ensures compatibility with established engineering drawings and supplier checks, so inspection results feed directly into quality documentation and production control. Practical use in production and incoming inspection This ring is intended for quick verification within production lines and receiving departments, allowing teams to identify out-of-tolerance external threads without time‑consuming measurements. The NOGO ring provides an unambiguous control point in an inspection workflow: the presence or absence of fit under controlled conditions signals conformity to the defined limit. The compact, single‑purpose design supports high throughput sampling and reduces the need for repeated micrometrology for every part, streamlining quality assurance. Durable construction and handling advantages Manufactured from hardened gauge steel, the tool is built for repeated use in industrial environments; the material choice offers wear resistance and dimensional stability during routine handling. The ring’s mass and feel support steady engagement, improving repeatability where manual checks are used. Traceable labelling and a robust finish simplify inventory control and storage in workshop tool cabinets or inspection sets, contributing to reliable measurement practices over time. For secure thread verification in production, request this Metav IndustryLine NOGO ring via Metav Werkzeuge — the Emmerich quality filter is available to advise on suitability and supply logistics. Technical Data Article number: M315.988.EF GTIN: 4054469181028 Label: Gewinde-Lehrring UNEF NOGO, 7/8 x 20 ANSI B1.1 / 2A Manufacturer: Metav IndustryLine Facts Thread size: 7/8" Pitch: 20 tpi Tolerance class: 2A Weight: 0.4 kg Tariff number: 90173000 Special features Material: hardened gauge steel Function: NOGO ring gauge Thread direction: right-hand Standard: ANSI/ASME B1.1/B1.2 eClass: 21170214 FAQ What is the intended use of this NOGO ring gauge? The Thread ring gauge UNEF NOGO, 7/8-20 ANSI B1.1 / 2A is intended for go/no‑go inspection routines to verify the no‑go limit of matching external threads during production and incoming inspection. Does the gauge follow recognised standards? Yes, the gauge is manufactured to the ANSI/ASME B1.1/B1.2 standard and is specified as a 2A tolerance class for the UNEF 7/8-20 thread form. What material is used and how does it affect durability? The ring is made from hardened gauge steel, chosen for wear resistance and dimensional stability under repeated use in workshop environments. How is the pitch indicated and what does it mean? The pitch is specified as 20 tpi (threads per inch); this indicates the thread density for the 7/8" UNEF thread and is part of the gauge’s defining dimensions. Is this ring suitable for automated inspection fixtures? The instrument is primarily a manual inspection ring, but its defined geometry and conformity to standards make it suitable as a reference element within automated jigs or fixtures where a simple pass/fail engagement is required. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
7/8" x 9 UNC Nogo Thread Ring Gauge, ANSI B1.1 2A, Hardened Gauge Steel - Metav IndustryLine
Reliable go/no-go verification for UNC 7/8-9 threads combined with hardened gauge steel construction and ANSI/ASME conformity ensures fast, repeatable inspections and fewer assembly defects; order directly via Metav Werkzeuge or consult our specialists for application advice. Thread Ring Gauge UNC NOGO 7/8 x 9, ANSI/ASME B1.1 / 2A — Metav IndustryLine The Thread Ring Gauge UNC NOGO, 7/8 x 9 ANSI B1.1 / 2A is a precision NOGO ring gauge designed for rapid verification of external UNC threads in production and workshop inspection. Hardened gauge steel construction ANSI/ASME B1.1/B1.2 compliant NOGO checking for UNC 7/8-9 threads Tolerance class 2A for thread verification Faster assurance of threaded assemblies The primary role of this NOGO ring is to provide a clear pass/fail decision during thread inspection, reducing subjective judgements on the shop floor. Built to the ANSI/ASME B1.1/B1.2 standard and specifying 2A tolerance class, the gauge gives a direct indication of whether an external UNC thread meets the required major- and pitch-diameter limits. The operating principle is deliberately simple: a part that does not enter the NOGO ring is acceptable, enabling fast inspection cycles and minimising production stoppages while maintaining documented quality control. Durable build for long service intervals Manufactured from hardened gauge steel, the ring withstands frequent handling and repeated engagement without rapid wear, keeping inspection criteria stable over time. The compact form and modest mass make bench‑level or portable use straightforward; its robustness helps preserve calibration and reduces the need for frequent replacement. This durability translates into reliable batch sampling and fewer unexpected rejections, supporting continuous production where consistent thread fit is critical. Easy integration into quality routines The NOGO ring is suitable for line inspection, goods‑in checks and final assembly verification, providing a low‑complexity method to secure thread conformity. As a tactile gauge with unambiguous results, it complements dimensional measuring equipment by offering immediate accept/reject decisions and accelerating throughput. For operations seeking to standardise inspection points, the gauge supports reproducible outcomes and contributes to lower scrap rates and improved assembly reliability across repetitive work flows. Contact Metav Werkzeuge for tailored advice on integrating the Metav IndustryLine thread ring gauge into inspection plans or to arrange an order from our Emmerich distribution centre Technical data Article number: M315.988 GTIN: 4054469181011 Description: Thread ring gauge UNC NOGO, 7/8 x 9 ANSI/ASME B1.1 / 2A Numbers / Core technical data Size: 7/8" Pitch: 9 TPI Tolerance class: 2A Weight: 0.4 kg Special features / Materials Material: hardened gauge steel Standard: ANSI/ASME B1.1/B1.2 Thread form: UNC Function: NOGO ring gauge Category: Gauges (thread ring gauge) FAQ What is this gauge used for? The Thread Ring Gauge UNC NOGO, 7/8 x 9 is intended to verify whether external UNC 7/8‑9 threads fail the NOGO criterion, allowing quick accept/reject decisions in production. Which standard does the gauge comply with? The ring conforms to ANSI/ASME B1.1/B1.2 requirements and is manufactured to meet the 2A tolerance class for UNC external threads. What material is the gauge made from? The Metav IndustryLine NOGO ring is produced from hardened gauge steel to ensure wear resistance and long service life during repetitive checking. How is the NOGO ring used in inspection routines? Parts are checked by attempting to engage the external thread with the NOGO ring; a part that enters the ring fails, signalling out‑of‑tolerance threads and preventing faulty assemblies. Is the product traceable by SKU? Yes, the gauge is listed under SKU M315.988 for ordering and inventory purposes. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
70 mm Limit Go/No-Go Plug Gauge H7, Hardened Gauge Steel, DIN 2245 - Metav IndustryLine
The provided product dataset contains contradictory specifications that prevent the creation of a reliable product description. In particular, the item's condition/status and the mass are reported inconsistently, which makes it impossible to verify which information is correct and therefore to produce an accurate, standards‑compliant listing. Please review and correct the source data for this article—ensuring the quality indicator and weight entries are consistent—so that a full technical description with DIN‑conform tolerances, material designation and traceability can be generated. If assistance is required to resolve these inconsistencies, Metav Werkzeuge's product data team is available to help: info@metav-werkzeuge.com or +49 2822 7131930. Once the dataset has been corrected, a complete description tailored to inspection and workshop requirements will be provided promptly.
70mm Setting Ring Form C, Hardened Gauge Steel, DIN 2250/DIN 286 JS 3 - Metav IndustryLine
Achieve repeatable reference measurements and simplified calibration routines with the combination of 70 mm nominal diameter, hardened and lapped gauge steel, and conformity to DIN 2250 / JS 3. Order the setting ring directly via Metav Werkzeuge or contact our consultants for application guidance. Setting ring 70 mm (Form C) — hardened gauge steel by Metav IndustryLine The Setting ring 70 mm is a precision ring gauge designed as a dimensional reference for calibration, go/no-go checks and process control in inspection and workshop environments. Form C: Cylindrical ring gauge Diameter 70 mm nominal Hardened and lapped gauge steel Manufactured to DIN 2250 / JS 3 Ensure traceable, repeatable reference measurements The ring serves as a stable reference standard for setting and verifying measuring instruments. Manufactured from hardened, lapped gauge steel, the component offers high wear resistance and a fine running surface that preserves dimensional integrity during repeated use. Compliance with DIN 2250 and the inspection class JS 3 gives a defined tolerance band for quality control, making the ring suitable as a Go/No‑Go reference or for setting comparators and master gauges in routine workflows. Improve inspection efficiency through a compact, robust design A compact 70 mm nominal diameter concentrates precision where it is needed and minimises handling errors during gauge transfers. The Form C geometry provides a standard cylindrical reference that is easy to seat and align, reducing setup time at the bench or measuring machine. Reduced handling and reliable seating translate into fewer measurement cycles lost to repositioning, supporting faster throughput without sacrificing dimensional control. Designed for workshop and laboratory environments The material choice—hardened gauge steel, lapped—combines durability with surface quality that resists micro‑abrasion. The ring’s mass and construction yield thermal stability for short‑term transfers between workshop and inspection areas; typical practice is to allow brief thermal equilibration before critical comparisons. Where a calibrated reference is required for routine checks, this ring functions as a dependable master that integrates smoothly into existing quality routines. Compliance and practical usability for quality systems Specified to recognised standards, the component supports documented quality processes and inspection records. The nominal 70 mm diameter and the provided tolerance class allow straightforward incorporation into calibration plans and control charts. As a standardised ring gauge, it can be used to validate micrometre fixtures, comparator set‑ups or as a reference when verifying internal gauge masters, thereby reducing uncertainty in everyday dimensional control. For direct procurement or detailed application advice, contact Metav Werkzeuge—our specialists will assist in selecting the correct gauge for the measurement task and ensure swift supply from Emmerich. Technical data SKU: M313.070 GTIN: 4054469120911 Weight: 1.4 kg Facts Diameter: 70 mm Norm: DIN 2250, DIN 286, JS 3 Tariff code: 90173000 Special features Form C cylindrical ring Material: hardened, lapped gauge steel Application: dimensional reference / setting and verification FAQ What is the primary use of this setting ring? The setting ring is intended as a dimensional reference for calibration, go/no‑go checks and instrument setting; the Setting ring 70 mm is suitable for workshop and inspection tasks where a stable reference is required. Is the ring suitable for routine master comparisons in a quality lab? Yes. Manufactured to DIN 2250 / JS 3 and made from hardened, lapped gauge steel, the ring is appropriate for regular master comparisons and process control applications. How should the ring be handled to maintain accuracy? Handle the ring with care, avoid impacts and allow brief thermal equilibration between differing ambient temperatures; store in a clean, dry location to preserve the lapped surface. Can the ring be used to set internal gauge fixtures? The standard cylindrical Form C geometry makes the ring suitable for setting internal fixtures and verifying comparator set‑ups where a known external reference is required. Which material properties support long service life? The hardened and lapped gauge steel provides enhanced wear resistance and a stable running surface, which supports longevity under normal inspection usage. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
72mm Limit Plug Gauge H7 DIN 2245 Hardened Gauge Steel 2.6kg - Metav IndustryLine
Take advantage of strict DIN 2245 compliance, H7 tolerance and hardened gauge steel for dependable internal bore verification; the robust design supports repeatable go/no-go measurements and stable workshop handling. Order the limit plug gauge directly via Metav Werkzeuge or consult their specialists for application advice. Limit plug gauge M314.072 — 72.0 mm, DIN 2245 H7 (Metav IndustryLine) A precision limit plug gauge, the M314.072 is designed for reliable internal bore checks in production and inspection environments. DIN 2245 H7 tolerance Hardened gauge steel construction Precision 72.0 mm diameter Suitable for routine bore verification Reliable inspection performance for production control The limit plug gauge delivers a clear, pass/fail result for internal diameters, based on the established DIN 2245 standard and H7 tolerance. The cylindrical design provides a definitive seat in the bore so that acceptance decisions are fast and unambiguous, reducing measurement interpretation time on the shop floor. The rugged construction supports repeated use in process control without frequent replacement, helping maintain assembly quality and throughput. Robust materials and stable handling for the workshop Manufactured from hardened gauge steel, the tool resists wear and preserves the critical gauge diameter over many inspection cycles. The solid construction gives the component the stiffness required for consistent seating and avoids elastic deformation that would compromise repeatability. This stability translates into fewer rechecks, shorter inspection times and a more efficient quality workflow for machine shops and production lines. Traceability and fit for standardised quality systems The design adheres to standard gauge practices and includes clear identification such as the SKU and GTIN for inventory and traceability. The straightforward nature of a limit plug makes it easy to integrate into existing inspection routines, statistical process control and documentation protocols. When used alongside calibrated inspection equipment, the gauge supports reliable acceptance criteria and faster decision-making in quality assurance. For application guidance or to secure this Metav IndustryLine gauge, contact Metav Werkzeuge in Emmerich for tailored advice and supply via info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: M314.072 GTIN: 4054469121833 Manufacturer: Metav IndustryLine Facts Diameter: 72.0 mm Tariff code: 90173000 ECLASS: 21170218 Special features Material: hardened gauge steel Standard: DIN 2245 Tolerance: H7 Category: Gauges / Limit plug gauge FAQ What inspection task is this gauge intended for? The limit plug gauge M314.072 by Metav IndustryLine is intended for go/no‑go verification of internal bores manufactured to DIN 2245 with an H7 tolerance. How should the gauge be used to ensure repeatable results? Use a consistent seating routine and clean mating surfaces; the hardened gauge steel construction of the M314.072 ensures stable contact geometry for repeatable pass/fail checks. Can this gauge be traced in quality documentation? Yes, the gauge is supplied with clear identification (SKU and GTIN) suitable for inventory control and traceability within quality systems. Is the M314.072 suitable for frequent shop‑floor use? The hardened gauge steel and robust design make it well suited to routine inspection environments where durability and repeatability are required. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com
Fast, tactile checks where electronics are impractical
Gauges and test pins provide unequivocal go/no-go results for threads, bores, gaps and radii without relying on electronics. The range covers plug gauges and ring gauges for internal and external threads, feeler gauges and precision feeler strips for micro‑gap assessment, plus probe pins and measuring pins for tactile diameter and pitch checks.
How these tools work in the production environment
Mechanical gauges operate as direct reference standards: a plug gauge or ring gauge verifies conformity to thread profiles and mating ability, while limit gauges separate accept from reject in a single step. Test pins are used to tactilely measure small bore diameters, centre‑to‑centre distances and radii. Manufactured from hardened gauge steel or ceramic and often precision lapped, these instruments deliver immediate physical results that are ideal for incoming inspection, machine‑side checks and final control.
Measurable benefits that affect production performance
- Reduced scrap and rework through rapid, unambiguous pass/fail assessment.
- Increased repeatability thanks to very low measurement uncertainty and fine lapping.
- Lower downtime: quick checks at the machine save cycle time and reduce setup periods.
- Durable construction with high wear resistance from specialised, low‑distortion alloys.
- Versatile delivery formats: individual gauges, organised sets in wooden cases or metre‑length feeler rolls compliant with DIN 2269.
Why Metav is the practical choice for precision supplies
Metav combines decades of expertise with a broad warehouse and quality filtering from Emmerich. As a precision partner for industry, craft and trade, Metav supplies a comprehensive selection of gauges and test pins alongside complementary tools such as precision calipers and setting rings. With over 48,000 customers and a catalogue exceeding 250,000 items, Metav is positioned to supply reliably, reduce vendor complexity and support traceable quality control to national standards.
Summary
Gauges and test pins are indispensable for dependable, repeatable quality assurance where tactile, mechanical verification is preferred. Choose these plug gauges, ring gauges, feeler strips and probe pins when immediate, robust measurement decisions are required on the shop floor.
FAQ
What materials are gauges and test pins typically made from?
Gauges and test pins are usually manufactured from hardened gauge steel for durability and wear resistance; ceramic variants are available where thermal stability and minimal wear are critical.
How do thread gauges ensure mating capability?
Thread plug gauges and ring gauges check flank diameters and thread form against standards, providing a clear go/no‑go verdict that confirms pairability with mating parts.
Which tolerance class should I choose for probe pins and gauge sets?
Select tolerance classes aligned with your inspection requirements; for high‑precision tasks, sets produced to DIN 2269 or equivalent tolerance classes ensure micrometre‑level control and repeatability.
Can feeler gauges measure contact gaps in valve and engine work reliably?
Yes. Feeler gauges and precision feeler strips, supplied either as a fan or metre‑length rolls, allow accurate assessment of valve clearances and contact gaps down to micrometre increments.
How do limit gauges speed up in‑process inspection?
Limit gauges separate good from bad in a single, tactile operation, enabling rapid go/no‑go checks at the machine and reducing both inspection time and the likelihood of human interpretation errors.
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Mail: info@metav-werkzeuge.com