Description
Insize Thread Plug Gauge
The Insize Thread Plug Gauge is a precision inspection tool designed for verifying internal Unified National Coarse (UNC) threads. Using the GO / NO-GO gauging method, it enables fast and reliable confirmation of correct thread form, pitch diameter, and interchangeability, making it ideal for production machining, maintenance, and quality control applications.
Specifications :
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Part No: 4131-3C1
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Thread Size: 3/8" × 16 UNC
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Gauge Type: GO & NO-GO gauges supplied together
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Standard: ANSI / ASME B1.2
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Certification: Manufacturer inspection certificate supplied
Manufactured from hardened and precision-ground gauge steel, Insize thread plug gauges deliver excellent wear resistance, dimensional stability, and repeatable accuracy. Clearly marked GO and NO-GO ends allow quick assessment of internal threads, helping to prevent oversize or undersize tapped holes while ensuring compliance with international thread standards in workshop and inspection environments.
