Understanding Thread Gauges: GO and NO-GO Gauges, Precision Measurement

A person new to the inspection and metrology of threaded parts finds a plethora of gauge types existing in the inspection of screws and nuts. Their terminology and significance can be confusing, but this article is meant to explain them in a simple way.

Article by C.V.Rajan

Edited & published by Lamar Stonecypher

 

 

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Understanding Thread Gauges: GO and NO-GO Gauges, Precision Measurement