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what does a thread go/no-go plug gauge check?

A thread go/no-go plug gauge checks whether internal threads meet specified tolerances by using a go side that must fully enter and a no-go side that must not. It’s a simple, fast method used in manufacturing and ideal for beginners learning inspection. For internal threads the gauge verifies size and fit, ensuring parts are within limits for reliable assembly and quality control.

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1 mm Limit Gauge Pin Go/No-Go Wear Measurement, Hardened Steel, DIN 7162 - Filetta
1 mm Limit Gauge Pin Go/No-Go Wear Measurement, Hardened Steel, DIN 7162 - Filetta

Benefit from a combination of hardened steel durability and conformity to DIN 7162, with a built‑in wear allowance on the go side that extends service life and maintains repeatable pass/fail decisions; order the limit gauge pin directly via Metav Werkzeuge or consult our specialists for application support. Limit gauge pin – hardened steel, DIN 7162 (Filetta) A limit gauge pin designed for rapid go/no‑go inspection in production and quality control, made to the DIN 7162 standard for consistent interchangeability and long‑term shop‑floor reliability Hardened steel construction Conforms to DIN 7162 Wear allowance on go side Faster pass/fail checks mean fewer production interruptions A compact, standards‑based gauge pin streamlines routine inspection by delivering clear go/no‑go decisions in one motion. The hardened construction reduces micro‑deformation under repeated contact, so checks stay reliable over thousands of cycles. For workshop managers this translates into shorter inspection times and fewer ambiguous measurements, supporting a predictable production flow and faster throughput. Durable design reduces inspection-related rework Built from hardened steel and specified to DIN tolerances, the pin resists wear that would otherwise necessitate early replacement. The incorporated wear allowance on the good (go) side compensates for gradual material loss, extending usable life and postponing recalibration or swap‑outs. Reduced tool turnover lowers maintenance interruptions and helps sustain inspection capacity on busy lines. Standards compliance supports traceability and interchangeability Conformance to DIN 7162 ensures that the pin mates with established limit gauge systems and that measured parts are judged against commonly accepted tolerances. The clear, repeatable geometry of the pin facilitates consistent judgement across operators and shifts, aiding quality documentation and supplier communication. Using standardised gauges simplifies audits and aligns measurement practice with industry expectations Speak to Metav Werkzeuge for application advice or to arrange supply of the Filetta limit gauge pin MS911.158 — call +49 2822 7131930 or e‑mail info@metav-werkzeuge.com for tailored recommendations Technical data Article number: MS911.158 Product name: Limit gauge pin Material: Hardened steel Standard: DIN 7162 Facts Mass / size designation: 1 SKU: MS911.158 Special features Wear allowance on go side Intended use: Go/no‑go inspection FAQ What is the primary application of this gauge pin? The Filetta limit gauge pin MS911.158 is intended for rapid go/no‑go checks in production and inspection environments, providing a clear pass or fail indicator for bore and pin checks. How does the wear allowance help in daily use? The wear allowance on the go side of the limit gauge pin compensates for gradual surface wear, prolonging the service life and maintaining reliable go/no‑go judgements over extended use. Is the pin compliant with recognised standards? Yes, the limit gauge pin MS911.158 is manufactured to DIN 7162, ensuring compatibility with standard limit gauge practices and facilitating exchangeability between tools. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com

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1.5 mm Limit Go Gauge Wear Allowance, Hardened Steel, DIN 7162 - Filetta
1.5 mm Limit Go Gauge Wear Allowance, Hardened Steel, DIN 7162 - Filetta

Combining hardened steel construction, conformity to DIN 7162 and a deliberate wear allowance on the go side, this limit plug gauge delivers reproducible go/no‑go checks and extended service life in routine inspection tasks. Order the gauge directly via Metav Werkzeuge or contact our consultants for application guidance. Limit plug gauge — 1.5 mm, hardened steel (Filetta) A precision limit plug gauge intended for fast go/no‑go inspection of bore tolerances in workshop and production quality control. Hardened steel construction Conforms to DIN 7162 Wear allowance on the go side Precision Ø 1.5 mm Dependable go/no‑go inspection for production The Filetta limit plug gauge is built to provide consistent go/no‑go verification, enabling quick decisions on part conformity during serial production. Manufactured from hardened steel, the mandrel maintains contact geometry under repeated use, which supports reproducible results and reduces rework. Conformity with DIN 7162 ensures the gauge fits established tolerance schemes and can be integrated into existing inspection plans. Using a dedicated gauge pin for marker checks reduces measurement time compared with micrometre setups and simplifies operator training. Designed to resist wear and maintain accuracy A defining attribute is the wear allowance on the go side, which compensates for material loss during service and preserves the functional limit for a longer interval. This design choice delays the need for replacement while keeping the no‑go boundary stable, so inspection reliability is retained across production runs. The compact Ø 1.5 mm size is suitable for small bores and tight tolerances where a stiff, well‑finished pin is required. The result is lower total cost of ownership through extended service life and fewer unscheduled gauge changes. Quick integration into metrology workflows As a standardised gauge pin, this tool fits easily into bench inspection, go/no‑go fixtures and fixture verification routines. The simple geometry makes it suitable for use in pneumatic or manual checking stations and for rapid operator checks on the shop floor. Documentation and process planning benefit from the DIN 7162 reference, enabling clear pass/fail criteria in quality records. For workshops seeking a robust, compact checking instrument, the gauge pin accelerates inspection without sacrificing traceability or repeatability. Specify Filetta limit plug gauges through Metav Werkzeuge to standardise go/no‑go testing; contact our technical advisors at Metav Werkzeuge in Emmerich by email at info@metav-werkzeuge.com or by telephone at +49 2822 7131930 Technical Data SKU: MS911.159 Brand: Filetta Article: Limit plug gauge Facts Diameter: 1.5 mm Material: Hardened steel Standard: DIN 7162 Special features Wear allowance on the go side Category: Gauge pins / limit gauges Application: Go/no‑go inspection FAQ What is the primary use of this gauge? The limit plug gauge MS911.159 (Filetta limit plug gauge) is intended for rapid go/no‑go checks of bore tolerances in production and workshop quality control. What does the wear allowance on the go side mean? The wear allowance provides a designed margin on the go face so the functional acceptance limit remains reliable over prolonged use, extending the service life of the gauge pin. Which standard does the gauge comply with? This gauge conforms to DIN 7162, which defines the geometry and tolerance relationships for plug gauges used in bore inspection. What material is the gauge made from and why? The mandrel is manufactured from hardened steel to ensure durability, stiffness and stable contact geometry under repeated inspection cycles. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com

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10 mm Limit Go/No-Go Plug Gauge Wear Allowance, DIN 7162 - Filetta
10 mm Limit Go/No-Go Plug Gauge Wear Allowance, DIN 7162 - Filetta

Take advantage of the proven combination of hardened steel construction, DIN 7162 conformity and a clear 10 mm diameter for reliable pass/fail inspection in series production. Order the limit gauge pin directly via Metav Werkzeuge or ask our consultants if needed. Limit Gauge Pin MS911.214 — hardened steel, 10 mm, DIN 7162 A Limit Gauge Pin MS911.214 for fast, repeatable go/no-go checks in workshop and production quality control. Hardened steel construction DIN 7162 compliant 10 mm diameter precision Wear allowance on the go side Consistent pass/fail decisions through standardised geometry The MS911.214 delivers decisive, repeatable results for quick acceptance checks thanks to its precisely ground 10 mm diameter and adherence to DIN 7162. The standardised geometry removes ambiguity in go/no-go inspection and shortens cycle times in quality control routines. As a hardened pin gauge, it is optimised for frequent handling and simple visual verification, so inspection processes become more efficient without added complexity. Robust material and defined wear allowance extend service life Manufactured from hardened steel, the pin resists surface deformation and maintains dimensional stability under continuous use. The specified wear allowance on the go side provides a clearly defined margin for maintenance planning: when the allowable wear is reached, replacement is recommended to preserve measurement integrity. This predictable wear behaviour supports inventory planning and minimises unplanned downtime on the production floor. Practical benefits for workshop and metrology benches Designed for compact and repetitive checks, this limit pin reduces setup time and supports fast inline verification. The simple construction means no electronics or adjustment are required, while the conformity to established standards facilitates integration into existing inspection procedures. For medium- to high-volume verification tasks, the pin contributes to stable quality indicators and easier compliance documentation. For reliable availability and expert advice on Filetta limit gauge pins, contact Metav Werkzeuge in Emmerich — our team can advise on stocking, batch inspection strategies and alternatives for specific applications Technical data Article number: MS911.214 Name: Limit Gauge Pin (Grenzlehrdorne) Manufacturer: Filetta Facts Diameter: 10 mm Material: hardened steel Standard: DIN 7162 Special features Wear allowance on the go side Category: Gauges, Pin gauges Intended use: Pass/fail inspection FAQ What is the primary use of this limit pin? The Limit Gauge Pin MS911.214 is intended for quick go/no-go checks and simple pass/fail inspections of hole diameters and similar features in production and workshop environments. Which standard does the pin conform to? Conformity to DIN 7162 ensures the pin's geometry and tolerances meet recognised metrology requirements for pin gauges. What material is used for the pin and why does it matter? The pin is made of hardened steel, which provides wear resistance and stable dimensions during repeated use, helping to maintain inspection reliability. How does the wear allowance affect maintenance? The specified wear allowance on the go side defines when the pin should be replaced to ensure continued measurement integrity and to avoid accepting out-of-tolerance parts. Is this pin suitable for automated inspection stations? Yes. The simple, robust design and standardised dimensions of the MS911.214 enable integration into automated fixtures or manual verification processes where a fixed go/no-go criterion is required. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com

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5.5 mm Limit Gauge Pin With Wear Allowance, Hardened Steel, DIN 7162 - Filetta
5.5 mm Limit Gauge Pin With Wear Allowance, Hardened Steel, DIN 7162 - Filetta

Take advantage of the combination of hardened steel construction, DIN 7162 compliance and an integrated wear allowance on the Go side for dependable go/no-go checks in routine inspection. Order the Filetta limit plug gauge directly via Metav Werkzeuge or consult our specialists for application advice. Filetta Limit Plug Gauge G7 — Hardened steel, DIN 7162 A Limit plug gauge for rapid go/no-go verification of small bores during incoming inspection and process control. Hardened steel for long service life Complies with DIN 7162 inspection standard Wear allowance on the Go side Consistent dimensional checks for production quality The Filetta limit plug gauge delivers a compact, robust solution for fast pass/fail inspection of cylindrical bores. Manufactured from hardened steel, the gauge resists wear and maintains dimensional integrity under frequent use, which supports consistent precision in repetitive checks. Conformance with DIN 7162 ensures the gauge geometry and tolerances match established industrial expectations, simplifying documentation and traceability in standardised inspection routines. The incorporated wear allowance on the Go side extends service intervals by permitting controlled material removal while preserving functional acceptance limits. Practical benefits for shop-floor and inspection benches Designed for efficient routine use, this gauge streamlines the decision step between acceptable and non‑conforming workpieces with unmistakeable go/no-go feedback. The compact format suits bench inspection and dedicated control stations where speed and reliability matter; the simple plug engagement avoids time‑consuming measurements while reducing interpretation errors. As a tactile reference tool, the gauge complements digital instruments and micrometres by providing an immediate mechanical check that is quick to apply and straightforward to record in inspection logs. Durable design that lowers operational risk Material choice and standardised manufacture reduce uncertainty: hardened steel construction offers high wear resistance, while the standard compliance reduces the need for custom verification procedures. The wear allowance on the Go side is a practical feature that keeps the gauge serviceable for longer, lowering total cost of ownership and helping maintain process capability between calibrations. For workshops and production lines requiring reproducible go/no-go results, this gauge is a pragmatic component of a robust quality-control toolkit. Contact Metav Werkzeuge today to specify the right Filetta limit plug gauge (MS911.167) for the inspection tasks and to arrange delivery from Emmerich or further technical consultation Technical data Article number: MS911.167 Product: Limit plug gauge Material: Hardened steel Facts Size: 5.5 mm Standard: DIN 7162 Special features Wear allowance on the Go side FAQ What is the primary purpose of this limit plug gauge? The Filetta limit plug gauge MS911.167 is designed for quick go/no-go verification of small bores to determine conformity during incoming inspection and in-process checks. Which material is the gauge made from and why does it matter? Manufactured from hardened steel, the gauge resists wear and maintains dimensional stability, ensuring reliable pass/fail checks over extended use. Does the gauge follow a recognised standard? Yes. The gauge conforms to DIN 7162, which standardises geometry and tolerances for plug-style limit gauges used in industrial inspection. How does the wear allowance affect maintenance intervals? The built-in wear allowance on the Go side permits controlled degradation before the gauge reaches out-of-tolerance condition, extending usable life and reducing the frequency of replacement. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com

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8 mm Limit Plug Gauge Wear Measurement Side, Hardened Steel DIN 7162 - Filetta
8 mm Limit Plug Gauge Wear Measurement Side, Hardened Steel DIN 7162 - Filetta

Combining hardened steel construction, DIN 7162 conformity and an integrated wear allowance on the good side, this limit plug gauge delivers repeatable go/no-go checks for inspection benches and production control; order the gauge directly via Metav Werkzeuge or consult our specialists for application advice. Limit plug gauge MS911.212 — hardened steel, DIN 7162 compliant A limit plug gauge for fast go/no-go checks in inspection and workshop environments, designed for robust repeatability and simple integration on control benches. Hardened steel to resist wear Compliant with DIN 7162 standard Wear allowance on the good side Ideal for go/no-go inspection Consistent results for routine inspection Made for straightforward limit gauging, this instrument provides a clear binary decision for hole acceptance. The DIN 7162 reference ensures the gauge meets established dimensional criteria, while the hardened steel construction reduces surface deformation during repeated use. For production lines and quality-control benches, the precise stop characteristics translate into fewer ambiguous measurements and a faster inspection cycle, improving throughput without sacrificing traceability. Long service life with built-in wear compensation The specified wear allowance on the good side compensates for gradual material loss at the gauge face, extending usable life and maintaining the integrity of acceptance limits. Because the working surfaces are hardened, abrasive contact produces less surface damage, so the interval between maintenance checks is lengthened. This durability lowers total cost of ownership for routine inspection equipment and contributes to stable production quality over time. Practical fit and traceability for workshop use The gauge is supplied in the nominal 8 mm size and is identified as MS911.212 for unambiguous ordering and stock control. Its compact geometry supports rapid manual checking of bores and through-holes on machined parts and assemblies. The simple go/no-go principle reduces operator training time and minimises interpretation errors; the result is a pragmatic measuring tool that integrates easily into incoming inspection, final control or shop-floor quality points. For availability and tailored advice on the Filetta limit plug gauge MS911.212 contact Metav Werkzeuge in Emmerich for fast supply and practical application support via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: MS911.212 Manufacturer: Filetta Material: hardened steel Standard: DIN 7162 Nominal size: 8 mm Facts Type: limit plug gauge Function: go/no-go inspection Identification: MS911.212 Category: gauges / measuring pins Special features Wear allowance on the good side Robust hardened contact faces Suitable for workshop and inspection benches FAQ What is the primary use of this limit plug gauge? The limit plug gauge MS911.212 by Filetta is intended for go/no-go checks of bores during incoming inspection and final part verification. Which standard governs the dimensions of this gauge? The gauge conforms to DIN 7162, which defines the dimensional and tolerance requirements applied to limit plug gauges like MS911.212. What material is the gauge made from and why? This Filetta gauge is manufactured from hardened steel to provide durable contact faces that resist wear during repeated checking. How does the wear allowance affect inspection results? The wear allowance on the good side extends the service life of the gauge while keeping acceptance limits consistent, reducing the need for frequent replacement. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com

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9 mm Limit Plug Gauge With Wear Allowance, Hardened Steel, DIN 7162 - Filetta
9 mm Limit Plug Gauge With Wear Allowance, Hardened Steel, DIN 7162 - Filetta

Take advantage of a compact, standards‑compliant checking solution: a hardened‑steel limit plug gauge that meets DIN 7162 and includes a wear allowance on the go side for extended service life; order via Metav Werkzeuge or consult their specialists for application advice. Limit plug gauges MS911.213 — hardened steel, DIN 7162 A limit plug gauge MS911.213 for fast go/no‑go checking and acceptance testing of 9 mm bores in production and inspection environments Hardened steel construction DIN 7162 compliant Wear allowance on go side Fast, reliable acceptance checks on the shop floor For routine inspection and first‑piece approval, a compact go/no‑go gauge provides immediate, objective results. The hardened body resists abrasion so tolerance boundaries remain stable over repeated cycles, while the simple two‑position concept reduces operator decisions to a single pass/fail action. This lowers cycle time in quality control and removes ambiguity from visual measurements, making process control faster and more consistent. Durability that reduces downtime and recalibration cycles The hardened steel used in this design is selected to maintain dimensions under mechanical stress and frequent handling. The integrated wear allowance on the go side extends the usable life before refurbishment is required, which reduces the frequency of replacements and preserves measurement reliability between maintenance intervals. For high‑turnover inspection points, this translates into fewer interruptions and lower total cost of ownership. Standards-based traceability for audit and production control Manufactured to DIN 7162, the gauge aligns with widely accepted metrology practice for limit gauges, simplifying documentation and acceptance during audits. Conformity to the standard means the tool can be relied upon for contractual checks and in‑line sampling plans where repeatable limits are essential. The compact format and clear definition of the checking faces support consistent results across shifts and operators. Practical advantages in inspection and fixture testing The small diameter of 9 mm makes the device particularly suitable for plug checks in small‑bore components, jigs and fixtures used in precision assembly. As a purpose‑designed gauge pin, it fits into production routines without the need for elaborate setup, and its robust construction withstands the handling typical in workshop and toolroom environments. Use in go/no‑go sequences or as a quick reference tool helps shorten inspection throughput while keeping decision criteria unambiguous. For production‑grade bore control, request the Filetta limit plug gauge MS911.213 through Metav Werkzeuge — their advisors will confirm suitability for the intended application and arrange supply details Technical Data Article number: MS911.213 Product: Limit plug gauges Brand: Filetta Material: hardened steel Standard: DIN 7162 Size / diameter: 9 mm Special note: wear allowance on go side Facts SKU: MS911.213 Category: gauges / gauge pins Image available: yes Special features Designed for go/no‑go checking Intended for production and inspection use Wear‑compensated go side Robust hardened construction FAQ What is the primary purpose of this gauge? The limit plug gauge MS911.213 is intended for go/no‑go checking and quick acceptance testing of 9 mm bores in production and inspection processes. Which material is used for the gauge? This gauge is made from hardened steel to provide abrasion resistance and long service life under repetitive use. Is the gauge standardised? Yes, the tool is manufactured in accordance with DIN 7162, ensuring consistent limits and traceable use in quality systems. How does the wear allowance affect usage? The wear allowance on the go side prolongs the period during which the gauge reliably represents the intended limit, reducing replacement frequency and maintaining inspection integrity. Can this gauge be used in fixture and jig checks? The compact 9 mm diameter and robust design make it suitable for plug checks in fixtures, jigs and small‑bore components during assembly and testing. Manufacturer / Responsible: Schut Geometrische Meettechniek bv; Duinkerkenstraat 21; 9723 BN Groningen; The Netherlands; +31 50 5877877; schutnl@schut.com

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Conversion Chart mm/Inch, Metric To Imperial Reference - Filetta
Conversion Chart mm/Inch, Metric To Imperial Reference - Filetta

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

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Tolerancing Table ISO 286‑2 Reference Chart, Up to 500mm – Filetta
Tolerancing Table ISO 286‑2 Reference Chart, Up to 500mm – Filetta

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

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What a Thread Go/No-Go Plug Gauge Checks for You

A Thread Go/No-Go Plug Gauge is a compact, robust inspection tool used to verify the dimensional correctness and functional quality of internal threads and bores. It serves a clear purpose on the shop floor: to determine quickly whether an internal thread or hole falls inside the allowed tolerance or must be rejected. The tool follows the Go/No-Go principle: the Go side must fully enter the thread or bore, proving the minimum material condition and fit, while the No-Go side must not fully engage, indicating the maximum material condition is not exceeded. This clear pass/fail result makes the gauge indispensable in production and assembly where repeatable, fast decisions are required.

How the Gauge Works and Why It Is Used

Understanding how a Thread Go/No-Go Plug Gauge operates helps you appreciate its role. The gauge is manufactured to precise standards and represents specific tolerance limits for a given thread form and size. In practice, an inspector attempts to screw the Go end into the internal thread; if it seats properly, the thread meets the lower limit. Then the No-Go end is tried: if it does not enter or only partially enters, the thread is within the upper limit. This binary result—either acceptable or not—removes ambiguity, accelerates quality control and reduces reliance on more time-consuming measuring instruments where absolute values are unnecessary.

Situations where this tool is particularly important include high-volume production, incoming inspection of purchased parts, final assembly checks, and any workflow that prioritises speed and reliability over detailed dimensional recording. For beginners, the gauge is a straightforward way to ensure threads meet specification before parts proceed to the next stage of manufacture or service.

The Practical Benefits for Your Workflow

Using a Thread Go/No-Go Plug Gauge brings several concrete advantages. It dramatically reduces inspection time compared with full metrology, giving instant, actionable results. The instrument minimises human interpretation by producing an unequivocal pass/fail outcome, which enhances consistency across different operators. In addition, the gauge helps prevent costly assembly issues by ensuring mating parts will fit as intended, avoiding rejects downstream. Because the device is rugged and simple to use, it is well suited to shop-floor conditions and requires minimal training for correct application.

Typical Applications and When to Reach for a Gauge

You will find Thread Go/No-Go Plug Gauges in machining shops, assembly lines, maintenance departments and quality control stations. Their use is essential when checking tapped holes for fasteners, threaded inserts, or any component where thread engagement and clearance are critical to function. They are also used during setup and first-off inspections to verify that cutting tools and tapping processes produce threads within tolerances. Where traceable measurement is required, the gauge can be used alongside calibration records and standards to document compliance.

Key Characteristics That Define Their Usefulness

A good Thread Go/No-Go Plug Gauge is defined by specific attributes that determine how reliably it performs in daily use:

  • Measurement Accuracy: Manufactured and certified to strict tolerances so that the gauge reliably reflects specified thread limits.
  • Durability: Made from hardened materials to resist wear and maintain accuracy over many inspection cycles.
  • Ease of Use: Clear Go and No-Go distinction allows fast decisions without complex procedures.
  • Traceability: Supplied with calibration and conformity documentation where required for quality systems.
  • Suitability for Series Production: Ideal where fast, repeatable inspection is more valuable than detailed dimensional reports.

Comparison with Other Inspection Methods

Compared with optical comparators, thread micrometers or coordinate measuring machines, a Thread Go/No-Go Plug Gauge trades detailed numeric data for speed and simplicity. When you need a quick conformity check for many parts, the gauge outperforms more elaborate measurement methods in throughput and operator ease. For applications demanding recorded dimensional values or complex geometric analysis, you would still rely on precision measuring equipment. However, where the core requirement is to confirm compliance with thread tolerances, the plug gauge is often the most efficient choice.

Who Makes Reliable Gauges and Why They Stand Out

Among manufacturers, Metav IndustryLine is recognised for producing high-quality thread gauges and related inspection tools. Their products are appreciated for consistent manufacturing quality, adherence to norms and strong application support. Metav IndustryLine combines experienced technical advice with a broad range of standard and special solutions, helping users select the correct tolerance class and gauge type for specific thread forms. This expertise makes them a dependable partner for companies in mechanical engineering and series production that require normative, traceable inspection equipment.

Quick Summary and Final Takeaway

A Thread Go/No-Go Plug Gauge checks whether an internal thread or bore conforms to a specified tolerance by using a definitive Go and No-Go test. In short: what does one check with a Thread Go/No-Go Plug Gauge? You check whether the internal thread meets the required dimensional limits and is fit for purpose. The essential point is that the gauge provides a fast, unambiguous conformity assessment, making it invaluable for production-oriented quality control and efficient inspection routines.

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