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A limit plug gauge measures whether a hole or internal thread meets specified tolerances by using a go/no-go principle: the go side must fit fully, the no-go side must not. This inspection method provides quick pass/fail results for production and quality control, ideal for professionals in machining. The same principle applies when checking threads with a twist drill or other gauges.
Take advantage of robust hardened steel construction and DIN 7162 conformity to secure reproducible bore checks; the built‑in wear allowance on the good side extends service life and simplifies limit interpretation. Order the Filetta items via Metav Werkzeuge or contact our consultants for application advice. Limit plug gauge by Filetta — hardened steel, DIN 7162, Ø 12 mm, G7 Limit plug gauge designed for rapid acceptance checks of internal diameters in production and incoming‑goods inspection Hardened steel for durable measurement Conforms to DIN 7162 standard Wear allowance on the 'go' side Reliable diameter assessment that speeds inspection throughput The limit plug gauge serves as a straightforward go/no‑go check for cylindrical bores, offering rapid verification without complex setup. Machined to a nominal diameter of 12 mm with the designation G7, the pin provides an immediate pass/fail indication that reduces inspection time compared with full dimensional measuring chains. The hardened construction minimises deformation under repeated use, which keeps the checking routine stable and helps maintain production rhythm. For shop floors and control benches where speed and repeatability matter, the gauge translates metrological specification into a clear decision at the point of measurement. Durable design that reduces replacement and downtime Made from hardened steel, the gauge withstands frequent handling and contact with metal workpieces. A specific wear allowance on the good side compensates for gradual material loss, so the go end retains acceptance criteria longer and service intervals are extended. This pragmatic feature lowers life‑cycle costs by delaying the need for reworking or replacement and by keeping inspection standards consistent. The combination of robust material and wear management supports continuous operation in industrial environments where tools are subject to intensive use. Simple integration into quality processes and documentation Conforming to DIN 7162 assists traceability in formal inspection plans and quality records. The plug gauge is suitable for routine acceptance checks in production, final inspection and incoming goods control where clear binary results are preferred. The concise form factor and unambiguous results streamline operator training and reduce human decision variance, which improves overall process capability. When used as part of a calibrated inspection set, the gauge helps to demonstrate compliance and to maintain documented control over critical bore dimensions. Practical benefits for workshop and production use This gauge simplifies everyday metrology: no complex calibration rigs are required for routine use, and the hard wearing surface minimises surface damage to both gauge and workpiece. The compact geometry facilitates access to bores in assemblies and jigged components, while the standardised dimensioning and tolerance marking enable easy cross‑referencing with drawing specifications. For manufacturing teams seeking dependable, low‑effort tools for Go/No‑Go inspection, the pin combines industrial robustness with clear operational benefits. Choose the Filetta limit plug gauge with G7 tolerance via Metav Werkzeuge for dependable in‑process checks; contact Metav Werkzeuge in Emmerich for tailored advice at info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: MS911.174 Product: Limit plug gauge Brand: Filetta Facts Nominal diameter: 12 mm Standard: DIN 7162 Designation: G7 Special features Material: hardened steel Wear allowance on the go side Intended for go/no‑go bore inspection FAQ What size bore is this gauge intended to check? The gauge is supplied as a 12 mm nominal limit plug gauge and is intended for quick go/no‑go checks of bores matching that nominal diameter. Is the gauge suitable for production use on a shop floor? Yes, the hardened‑steel construction and the wear allowance on the good side make the gauge robust enough for routine production and incoming‑goods inspection. How does the G7 designation influence measurement results? G7 is the designation provided with the article and identifies the tolerance fit intended for interpretation against corresponding drawing tolerances when using the plug gauge. Does the gauge comply with industry standards? The item is produced to conform with DIN 7162, facilitating inclusion in standard inspection procedures and documentation. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
Take advantage of a durable inspection solution that combines hardened steel construction, DIN 7162 conformity and a built‑in wear allowance on the good side for predictable lifetime performance; order the Filetta limit gauge pin directly via Metav Werkzeuge or contact our consultants for application guidance. Limit gauge pin MS911.175 — hardened steel, DIN 7162 by Filetta The limit gauge pin is a precision plug gauge designed for fast verification of hole diameters and dimensional conformity in production and inspection environments. Hardened steel for durability Conforms to DIN 7162 standard Nominal 13 mm gauge pin Wear allowance on the good side Fast, reliable checks for hole diameters Limit gauge pins serve as a compact and effective tool for rapid go/no‑go assessment of bore diameters and fits. The MS911.175 from Filetta allows straightforward comparison against tolerance limits, reducing the time spent on intricate measurements and lowering the risk of finishing parts that fail inspection. By applying a simple pass/fail principle, this type of gauge pin supports continuous quality control and streamlines in‑process checks, which in turn improves throughput and reduces rework rates on the shop floor. Robust construction with predictable wear behaviour Manufactured from hardened steel, the pin provides a resistant contact surface that tolerates repeated use in production environments. The specified wear allowance on the good side means that the design accounts for gradual surface loss without compromising the verification function; users gain a longer useful service life and more predictable maintenance intervals. This wear concept avoids sudden losses of conformity and simplifies decisions about replacement or recalibration, delivering tangible savings over the component lifecycle. Standards compliance for traceable inspection routines Conformity to DIN 7162 ensures that the gauge pin integrates with existing metrology routines and adheres to recognised dimensioning rules, facilitating consistent documentation and auditability. The simple form factor makes the component easy to store alongside other inspection tools and easy to use during incoming inspections or final part control. With a clear identification such as MS911.175 and manufacturer provenance, the pin is suited for repeatable batch checks and supports a traceable quality management workflow. For precise bore verification from Filetta, contact Metav Werkzeuge for ordering and tailored application advice — Metav Werkzeuge GmbH is available at info@metav-werkzeuge.com or by phone at +49 2822 7131930 to support selection and delivery. Technical data Article number: MS911.175 Manufacturer: Filetta Material: hardened steel Size: 13 mm Standard: DIN 7162 Facts Nominal size: 13 mm Special features Wear allowance on the good side Limit/plug gauge function for go/no‑go checks Category: gauge pins / plug gauges Intended for bore diameter verification FAQ What is the primary use of this limit gauge pin? The limit gauge pin MS911.175 by Filetta is intended for quick go/no‑go checks of hole diameters and basic conformity assessments in production and inspection workflows. Which material is the gauge pin made from? The Filetta gauge pin is made from hardened steel, chosen to provide wear resistance and a stable contact surface for repeated inspections. Does this gauge pin conform to recognised standards? Yes, the component conforms to DIN 7162, which supports consistent dimensional control and integration into documented inspection routines. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
Take advantage of hardened steel construction and DIN 7162 conformity together with a built‑in wear allowance on the good side to secure fast, reliable in-process checks—order the limit plug gauge directly via Metav Werkzeuge or consult our specialists if required. Filetta limit plug gauge Ø14 mm – hardened steel, DIN 7162 The Filetta limit plug gauge serves as a compact go/no-go inspection tool for fast acceptance checks of internal diameters in production and quality control. Hardened steel for long service life DIN 7162-compliant tolerances Wear allowance on the good side Compact Ø14 mm inspection plug Reliable conformity checks for production lines Built for dependable pass/fail assessment, the limit plug gauge combines a simple acceptance principle with standardised dimensions to speed up inspection cycles. The Ø14 mm size suits common bore checks while the DIN 7162 alignment ensures measured dimensions match widely recognised tolerance tables. Using a standardised plug reduces interpretation time on the shop floor and contributes to a smoother production flow. Durability that keeps tools in service longer Manufactured from hardened steel, the gauge resists wear in continuous use and maintains measurement integrity over many cycles. The integrated wear allowance on the good side compensates for gradual abrasion and extends the effective service life before replacement is needed. The result is fewer tool changes, reduced downtime and predictable maintenance intervals for inspection equipment. Fast, unambiguous go/no-go inspection at the bench The plug’s geometry supports quick go/no-go decisions without elaborate setups, making it suitable for workstations, final inspection benches and rapid in-process checks. As a tactile verification tool it removes ambiguity: either the plug enters (go) or it does not (no-go). This simplicity helps standardise checks between operators and increases throughput while keeping quality consistent. Straightforward fit into quality management routines Compact and robust, the gauge integrates easily into existing test fixtures and inspection protocols, supporting traceable quality routines and consistent acceptance limits. Documentation of measured conformity becomes more reliable when using standard gauges, which simplifies audits and reduces the likelihood of customer rejections. The compact design also suits storage in inspection sets and is practical for mobile measuring trolleys. For rapid conformity checks and robust service life, request the Filetta limit plug gauge via Metav Werkzeuge for reliable delivery and targeted technical advice Technical data Article number: MS911.176 Designation: Limit plug gauge Manufacturer: Filetta Material: hardened steel Standard: DIN 7162 Facts Diameter: 14 mm Special features Wear allowance on the good side (Abnutzungsaufmaß der Gutseite) Hardened steel Categories: Gauges; Measuring pins FAQ What material is the gauge made from? The Filetta limit plug gauge is made from hardened steel for enhanced wear resistance and long service life. Which standard does this plug gauge comply with? Compliance is with DIN 7162; the Filetta limit plug gauge (SKU MS911.176) follows the standardised tolerancing specified there. What is the intended use for this gauge? Intended for quick go/no-go checks of internal diameters in production and inspection environments, the plug gauge supports rapid acceptance testing. How does the wear allowance affect inspection intervals? The wear allowance on the good side prolongs usable life by compensating for normal abrasion, reducing the frequency of replacements and scheduled downtime. Is this gauge suitable for use on the shop floor? Yes; the compact Ø14 mm size and robust construction make the gauge suitable for bench, mobile trolleys and fixture integration in workshop environments. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
Taking advantage of hardened steel construction and DIN 7162 conformity, this limit plug gauge delivers consistent pass/fail inspection for small bores; its Ø 6 mm nominal diameter and wear allowance on the good side support reproducible measurements and predictable service intervals. Order the limit plug gauge directly via Metav Werkzeuge or ask our consultants if needed. Filetta Limit Plug Gauge, Ø 6 mm, hardened steel (DIN 7162) A limit plug gauge for quick go/no‑go verification of internal diameters in production and inspection environments. Hardened steel construction for longevity Conforms to DIN 7162 standard Ø 6 mm nominal size for bore verification Includes wear allowance on the go side Reliable pass/fail inspection that saves time on the shop floor A compact verification tool designed for routine bore checks, the limit plug gauge offers immediate go/no‑go feedback without additional instrumentation. The hardened construction and standardised limits make it suitable for rapid in‑process checks and goods‑in inspections, reducing measurement cycles and minimising production delays. Using a simple tactile test, operators can maintain throughput while keeping quality gates intact — a practical solution where speed and repeatability matter. Robust materials and controlled wear for longer service life Manufactured from hardened steel, the gauge resists abrasion and stands up to repeated insertion into mating bores. The incorporated wear allowance on the go side provides a clear performance margin: wear can be monitored and replacement scheduled before limits are exceeded, preventing unexpected rejects. This feature translates into lower lifetime costs and predictable maintenance planning, particularly in high‑volume environments where tool longevity and consistent tolerance control are vital. Standards‑based accuracy for consistent production control Produced to DIN 7162, the gauge ensures compatibility with established inspection procedures and interchangeability across inspection stations. The defined geometry and limit definition simplify documentation in quality records and support conformity assessments during audits. As a single‑purpose limit gauge, it complements laboratory measuring equipment by offering a fast, unambiguous check that aligns with standardised inspection philosophies, improving overall process reliability. For DIN‑compliant limit plug gauges from Filetta, contact Metav Werkzeuge in Emmerich for expert advice and reliable supply of inspection tools Technical data Article number: MS911.168 Material: hardened steel Standard: DIN 7162 Nominal size: Ø 6 mm Facts Product type: limit plug gauge Application: pass/fail bore inspection Category: gauges / measuring pins Special features Wear allowance on the go side Simple tactile go/no‑go operation Suited for production and inspection environments FAQ What is the intended use of this limit plug gauge? This limit plug gauge is intended for quick go/no‑go verification of internal diameters in workshop and inspection settings; it provides immediate pass/fail assessment for bore checks. Which standard does the gauge comply with? The gauge is manufactured to DIN 7162, providing standardised limit geometry for consistent inspections. What material is used for the gauge and why does it matter? Made of hardened steel, the gauge offers wear resistance and a stable datum, which supports reproducible checks over many cycles. How does the wear allowance on the go side affect maintenance? The wear allowance gives a measurable margin for use: wear can be monitored and the gauge replaced before tolerances are lost, enabling planned maintenance and reducing downtime. Can this gauge be used for documented quality checks? Yes, the DIN‑compliant geometry and fixed limits make the gauge suitable for repeatable checks and inclusion in quality records. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
The combination of hardened steel construction, DIN 7162 conformity and a built‑in wear allowance on the good side provides reliable, repeatable limit checks with low life‑cycle cost; order this limit plug gauge directly via Metav Werkzeuge or consult our specialists for application advice. Limit plug gauge G7 — 7 mm, hardened steel (Filetta) The limit plug gauge G7 is a precision limit gauge designed for rapid go/no‑go verification of bore diameters in production and inspection environments. Hardened steel for lasting dimensional stability Conforms to DIN 7162 for standardised tolerances Wear allowance on the 'good' side for reconditioning Ideal for rapid go/no‑go bore checks Fast, standards‑based inspection to keep throughput steady This limit gauge is manufactured from hardened steel and produced to DIN 7162, ensuring that each check delivers a clear, standards‑based decision: accept or reject. The compact pin form factor enables go/no‑go testing at production stations or in the quality lab with minimal setup time. By using a dedicated limit pin for a specific nominal diameter, process control becomes faster and less error‑prone than repeated measurement and calculation, improving overall line efficiency. Built for durability and easy maintenance The design incorporates an explicit wear allowance on the good side, which preserves functional limits after regrinding and extends service life. This intentional allowance means the pin can be reconditioned rather than replaced when surface wear appears, reducing total cost of ownership and downtime. The hardened surface resists abrasion in routine checks, while the clear distinction of the 'good' and 'no‑go' ends simplifies handling and reduces the risk of incorrect use. Practical fit for shop‑floor quality routines As a limit checking tool, the plug gauge integrates into visual and tactile inspection routines: a clear pass or fail removes ambiguity and accelerates decision loops. The small nominal diameter of 7 mm suits components in mechanical assemblies, hydraulic and pneumatic parts, and small‑bore workpieces where quick verification is required. Lightweight and compact, the gauge is easy to store at point of use and to include in inspection kits, helping standardise checks across operators and shifts. For procurement or technical clarification about Filetta limit plug gauges and availability via Metav Werkzeuge, contact our Emmerich team for tailored advice and stock information Technical data Article number: MS911.169 Brand: Filetta Nominal size: 7 mm Material: hardened steel Standard: DIN 7162 Facts Product type: limit plug gauge (go/no‑go) SKU: MS911.169 Typical application: bore diameter verification Format: pin / plug gauge Special features Wear allowance on the good side for regrinding Conforms to standardised tolerances (DIN 7162) Robust surface hardness for repeated checks FAQ What tolerance standard does this limit gauge follow? The limit plug gauge is manufactured to DIN 7162, which defines the dimensional and tolerance requirements used for standardised go/no‑go gauges. Can the gauge be reconditioned when worn? Yes, the built‑in wear allowance on the good side permits regrinding and requalification so the gauge remains serviceable over a longer period. Is this gauge suitable for quick shop‑floor checks of small bores? Yes, the 7 mm nominal diameter and pin format make the gauge well suited to rapid verification of small bores in production and inspection stations. Which materials is the gauge intended to inspect? The gauge is intended for dimensional verification of bores regardless of the workpiece material; material compatibility depends on the component, not the gauge itself. How is the pass/fail decision presented during inspection? The plug gauge provides an immediate pass/fail result: the go end should enter the bore, while the no‑go end must not, enabling unambiguous acceptance control. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
Taking advantage of a compact mm ↔ inch conversion reference and a workshop‑friendly format reduces calculation time and minimises measurement errors; this conversion table is an efficient aid for machining and metrology tasks. Order supply enquiries can be directed via Metav Werkzeuge for reliable fulfilment and specification advice. mm/inch conversion table by Filetta — Compact conversion reference The mm/inch conversion table is a compact reference sheet for rapid unit conversion between millimetres and inches, intended for use in machining, inspection and workshop settings. *Quick mm ↔ inch conversions at a glance *Compact, workshop‑friendly format *Durable print for regular use *Suitable for metrology and machining Faster conversions, fewer calculation errors A concise, printed conversion reference removes the need for repeated calculations and reduces transcription mistakes during setup and inspection. As a ready‑to‑hand reference, the table shortens cycle times in repetitive tasks and supports consistent results across operators. For processes where quick unit checks are required, the sheet complements digital instruments by providing an immediate, readable conversion between mm and inch, helping teams maintain workflow continuity without interrupting machine cycles. Integrates smoothly into metrology and workshop routines The mm/inch conversion table by Filetta fits naturally into quality control and production environments where mixed unit systems occur. The layout is designed for clear legibility during inspection rounds, enabling faster decision making in calibration, part verification and measurement documentation. In combination with calibrated measuring tools, this reference aids standardised entries in protocols and reduces interpretative errors when cross‑referencing drawings and fixtures, thereby supporting traceable measurement workflows. Compact format built for everyday use The slim, durable format makes the table easy to store at the bench, inside inspection folders or alongside tool trolleys; this promotes frequent use without degradation. Printed for clarity and longevity, the sheet is intended as a practical addition to training kits and workshop handbooks where quick access to mm ↔ inch conversions is required. The product is identified by SKU MS835.164, which simplifies catalogue reference and procurement within established supply chains. Request the Filetta mm/inch conversion table (SKU MS835.164) through Metav Werkzeuge for dependable supply from Emmerich and expert advice on specification and integration Technical data Article number: MS835.164 Product name: mm/inch conversion table Brand: Filetta Purpose: Conversion between mm and inch Facts Units: mm, inch Format: Reference table Physical dimensions: not specified Special features Compact, workshop‑friendly format Durable print suitable for regular use Intended for machining and inspection environments FAQ Is the table suitable for precision metrology use? The Filetta mm/inch conversion table is designed as a quick reference to support precision workflows but does not replace calibrated measuring instruments; it assists with unit interpretation and reduces conversion errors. Which units and ranges does the table cover? The sheet provides direct conversions between millimetres and inches for standard workshop ranges, enabling fast cross‑checks without calculation. Can the conversion table withstand everyday workshop conditions? The table is produced with a durable print and compact format intended for regular use at the bench or in inspection folders, making it suitable for routine workshop environments. Is the table useful for training and documentation? Yes, the reference format is well suited to training situations and documentation packs, helping new staff and trainees to interpret mixed‑unit drawings and measurement protocols. Filetta: Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
Take advantage of the combination of wide standard coverage, clear dimension data and compact shop-floor usability to speed up design and inspection tasks; order the thread chart via Metav Werkzeuge or ask our consultants for application advice. Filetta Thread Chart – comprehensive thread dimension reference, clear-format A Filetta Thread Chart that provides an immediate overview of thread dimensions across common international systems, intended as a compact reference for design, production and inspection. Universal lookup for Metric, UNC, UNF, BSW Clear dimensions for Gas and BA threads Compact format for shop-floor reference Useful for design, inspection and procurement Fast decisions with consolidated thread data The core benefit of this reference is the consolidation of many standards into a single sheet. The chart lists sizes and key dimensions for metric, BSW, Gas, BSF, Pg, BA, UNC, UNF, UNEF, EG-M and EG-MF, enabling rapid decisions during setup and verification. By combining these standards, the table reduces the need to consult multiple manuals and supports faster tool selection and drawing checks. Clear labelling and organised columns turn otherwise time-consuming lookups into a quick verification step, which improves shop-floor throughput and reduces machine idle time. Improved accuracy for manufacturing and inspection Having standard dimensions collated in one reference lowers the risk of specification errors when producing threaded parts. The chart highlights pitch, nominal diameters and common conversions, making it straightforward to match taps, dies and mating components. This logical presentation supports quality control routines and assists inspectors in cross-checking parts against the correct standard. Presented as a compact, easy-to-read layout, the reference helps maintain measurement integrity without complex interpretation, supporting reliable outcomes in both small-series manufacturing and routine maintenance. Practicality for engineers, buyers and technicians Designed to serve multiple roles, the table is a practical tool for designers verifying thread fits, for procurement teams specifying the correct fasteners, and for technicians performing assembly checks. The compact format is suited to the toolroom, drawing office or bench, meaning the information is available where decisions are actually taken. With its focus on usability, the reference speeds up specification workflows and contributes directly to process efficiency—an economical improvement in daily operations. Clear communication between teams and suppliers Standardised references reduce misunderstandings between design, production and suppliers. Using one authoritative chart for common thread forms creates a single source of truth that simplifies ordering and reduces returns due to mismatched threads. The clear mapping of thread types and sizes supports consistent documentation in technical drawings and procurement lists, improving collaboration across departments and with external partners. Contact Metav Werkzeuge today for procurement support, bulk orders or specific format requests for the Filetta Thread Chart (SKU MS835.162) — expert advice and reliable delivery from Emmerich are available to help integrate this reference into your workflow Technical Data Article number: MS835.162 Name: Thread Chart (Gewindetabelle) Manufacturer: Filetta UID: MS835.162 Facts Standards included: Metric, BSW, Gas, BSF, Pg, BA, UNC, UNF, UNEF, EG-M, EG-MF Purpose: Quick lookup of thread dimensions and pitches Intended use: Design checks, inspection reference, procurement specification Special features Consolidated display of multiple international thread systems Compact, shop-floor friendly format Suited for engineers, inspectors and purchasing staff FAQ Which thread standards are covered in the chart? The chart lists common standards including metric, BSW, Gas, BSF, Pg, BA, UNC, UNF, UNEF, EG‑M and EG‑MF for immediate comparison. Is this chart suitable as a shop-floor reference? Yes, the Filetta Thread Chart (SKU MS835.162) is designed for quick lookups at the bench or in the toolroom and is optimised for practical use by technicians and inspectors. Can the table be used for procurement specifications? The consolidated dimensions and standard identifiers make the chart appropriate for clear procurement documentation and ordering lists. Does the chart include pitch and nominal diameter data? Yes, the presentation includes key dimension data such as pitch and nominal diameters to aid fitting and tool selection. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
Combine ISO 286‑2 compatibility with an instant lookup of more than 6,400 tolerance values for reliable design decisions and consistent inspection results — order the Tolerance table directly via Metav Werkzeuge or contact our consultants for tailored advice. Tolerance table — ISO 286‑2 reference chart (up to 500 mm) by Filetta The Tolerance table is a compact reference chart for immediate reading of tolerance values and fits according to ISO 286‑2, intended for engineering, quality control and workshop use. ISO 286‑2 compatibility up to 500 mm Over 6,400 tolerance entries Immediate reading for fits and tolerances Suitable for internal and external dimensions Faster decisions with standardised tolerance data The reference matrix provides a single, standardised source for clearance, transition and interference fits, reducing time spent searching dispersed tables. With direct mapping to ISO 286‑2 and coverage to 500 mm, the chart supports rapid verification of nominal sizes and tolerances, enabling engineers to confirm fit classes and tolerance zones without complex calculations. The compact presentation of tolerance values accelerates decision-making in design reviews and first-off inspections. Clear guidance for assemblies and inspection routines Presented as an immediate-reading table, the chart removes ambiguity when selecting shaft and hole tolerances for bearings, housings or shafts. The organised layout helps translate ISO class designations into usable limits for production and QC, so tolerance checks can be executed consistently on the shop floor. Where traceable documentation is needed, the dataset of 6,400+ entries serves as a reliable reference for specifying fits in drawings and inspection protocols. Practical benefits for workshops and design offices Adopting a single reference chart reduces errors caused by cross-referencing multiple sources and supports faster training of technicians and junior engineers. The concise format is optimised for routine tasks — from tolerance verification during assembly to prepare-for-inspection checks — and complements digital workflows where a human-readable standard is required alongside CAD and measurement reports. The association with Filetta denotes a focused tool for metrology professionals who value clarity and compliance. For standards-compliant tolerance reference and rapid integration into inspection routines, request the Filetta Tolerance table from Metav Werkzeuge today — contact our specialists at info@metav-werkzeuge.com or call +49 2822 7131930 to discuss suitability for specific applications. Technical Data Article number: MS835.163 Name: Tolerance table Brand: Filetta Label: Toleranztabelle Facts Standard: ISO 286‑2 Scope: up to 500 mm Entries: >6,400 tolerance values Special features Immediate-reading table of tolerance values and fits Includes internal and external dimensions Data suited to engineering and workshop reference FAQ What standard does this reference follow? The Filetta Tolerance table follows ISO 286‑2, providing standardised tolerance classes and zones for engineering use. Up to which nominal size are tolerance values provided? The chart covers nominal sizes up to 500 mm, with entries for both internal and external dimensions. How extensive is the dataset included in the chart? The reference contains more than 6,400 tolerance values for quickly determining fits and limits. Is this chart suitable for shop‑floor inspection tasks? Yes — the immediate‑reading format makes the chart suitable for routine inspection, assembly checks and specification clarification in the workshop. Can the table help when specifying fits on technical drawings? The dataset translates ISO class designations into practical limit values, supporting clear specification of fits and tolerances on drawings. Filetta: Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com
What a Thread Go/No-Go Plug Gauge Measures and Why It Matters
A Thread Go/No-Go Plug Gauge is a precision Inspection Tool designed to quickly verify whether an internal thread or threaded bore meets specified dimensional and tolerance requirements. Professionals in Mechanical Engineering and Production use this gauge to determine conformance to thread standards without time-consuming measurements. The tool follows a simple acceptance principle: the Go side must fully enter the thread, while the No-Go side must not engage or may only partially enter. This binary result allows fast pass/fail decisions on large numbers of parts in serial production.
How the Gauge Works and When to Use It
The operating principle of a Thread Go/No-Go Plug Gauge is based on physical fit. The Go plug is manufactured to the lower limit of the tolerance zone and represents the largest acceptable internal thread size; it must screw in smoothly to the full depth if the thread is within tolerance. The No-Go plug corresponds to the upper limit of the tolerance zone and is made slightly oversized; if it threads in, the part fails inspection. This straightforward method makes the gauge ideal for routine quality control where rapid, repeatable checks are needed—such as in machining centres, assembly lines, or final inspection stations.
Choose this gauge when you need to:
- Confirm whether an internal thread matches a specified standard quickly.
- Perform 100% inspection of batches without complex measuring instruments.
- Provide traceable, repeatable pass/fail decisions that reduce rework and scrap.
Practical Benefits for the User
Using a Thread Go/No-Go Plug Gauge delivers several direct advantages for professionals. It significantly reduces inspection time compared with detailed metrology, allowing operators to keep production moving. A correctly specified gauge improves quality assurance by catching out-of-tolerance threads before they proceed to assembly, preventing downstream failures. Additionally, the simplicity of the result reduces operator interpretation errors: the part either passes the Go test and rejects the No-Go test, or it is flagged for rework. This improves process stability and supports consistent product reliability.
Typical Applications and Situations Where It’s Essential
In Manufacturing and Machine Shops, plug gauges are essential during in-process inspections and final acceptance testing. They are especially valuable in situations where:
- High volumes of threaded parts require frequent checks.
- Threads are critical to assembly function or safety.
- Quick go/no-go decisions are needed without employing a coordinate measuring machine or optical comparator. Industries such as automotive, aerospace, and heavy machinery often incorporate plug gauges into their standard inspection routines to ensure interchangeability and safety.
Key Features and How They Compare to Other Tools
Main characteristics that make Thread Go/No-Go Plug Gauges effective include:
- Dimensional Accuracy: Manufactured to precise tolerance limits so results are reliable.
- Repeatability: Robust physical design ensures consistent performance over many cycles.
- Simplicity of Use: No calibration or complex setup is required for routine checks. Compared to full metrological instruments, plug gauges do not provide a numerical measurement; instead, they offer a fast compliance check. Where numerical values are required for process adjustment, combining plug gauges with periodic calibrated measurements is recommended.
Leading Manufacturers and Why They Stand Out
Metav IndustryLine is highlighted as an outstanding provider of precision inspection tools and plug gauges. The company is recognised for supplying norm-compliant plug gauges, offering deep technical expertise and practical advice to production teams. Customers benefit from Metav’s broad product range, which includes standard and customised plug gauges, and from their focus on precision and quality. Their long-standing industry experience ensures that users receive reliable tools and support tailored to demanding manufacturing requirements.
Material, Care and Best Practices
To keep plug gauges reliable, store them in protective cases and avoid impacts that could alter the critical dimensions. Periodic verification by a calibration lab ensures the Go and No-Go limits remain valid over the tool’s service life. When introducing a new plug gauge into production, document its identification, calibration status and the inspection criteria to maintain traceability and support audits.
Quick Summary Answer to the Question
A Thread Go/No-Go Plug Gauge measures whether an internal thread is within specified tolerance limits by testing physical fit: the Go plug must fit fully and the No-Go plug must not.
To sum up the essentials: use a plug gauge to gain fast, repeatable, pass/fail assurance of internal thread conformity, rely on trusted manufacturers such as Metav IndustryLine for precision and support, and maintain gauges with proper storage and periodic calibration to preserve measurement confidence.
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