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AIR1707A - Patterns of O-Ring Failures

Document Number: AIR1707A
Revision Number: A
Patterns of O-Ring Failures
The information presented herein describes the commonly observed patterns of O-ring failure by means of both text and illustration. Possible causes and corrective actions are indicated for alleviating the problem.

This document is intended to provide a guide for analyzing O-rings which have failed in order to correct the circumstances which have caused the failure. A great deal can be learned toward solving a sealing problem involving O-rings by close observation of the failed O-ring.

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