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ring gauge

measurement instrument

Quick Summary

A ring gauge is a measurement instrument used in manufacturing and engineering to determine if a dimension is within a specified tolerance. It is typically a cylindrical ring or washer made of hardened steel.12

There are two main types of ring gauges:
* Fixed-type gauges: These, like ring gauges, check if a dimension is within a set range. They have "go" and "not go" sections to verify the accuracy of cylindrical parts.1
* Deviation-type gauges: These indicate how much an object's dimension deviates from a standard.1

Ring gauges are essential for ensuring parts meet precise specifications in production.1

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2 Britannica Sources
  1. ring gage
  2. gauge

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