Purpose:

This method outlines a standard procedure for performing conformity tests of bearings utilizing liners of bonded polytetrafluoroethylene (PTFE). The data from these tests shall be used to determine if the product meets the conformity requirements of the applicable specification.

Classification:

Bearings covered by this test method shall be spherical bearings with either fabric or fabric composite liners containing PTFE (Type I), or with molded PTFE material (Type II).