O-Rings typically fail in their applications because of the combined adverse effects of several environmental factors.

The most common causes of o-ring failure have been found to be:

The combination of stresses on the o-ring can be complex and difficult to evaluate. Therefore, it is very important that both the o-ring compound and size be tested in the real environment of its service. The following examples are a classification of the types of o-ring failure that can occur.


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