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.
0.1720 inches nominal rolling element diameter, afbma std tolerance for balls, grade 25 standard tolerance designation, 66 fed std single material response overall material document and classification, ball style designator, steel comp e52100 overall material