A homogenous spherical body, a series of which provides the rolling elements in a bearing, ball (as modified). The item is designed primarily to alleviate friction. It may have other usages such as the checking component in a ball-type check valve. Excludes:ball,check; ball,valve,ported.
0.8121 inches nominal rolling element diameter, ball style designator, acft eng j-57/j-75/tf-33 end item identification, grade 10 assn std single material response overall material document and classification, steel comp m50 overall material