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.
66 fed std single material response overall material document and classification, afbma std tolerance for balls, grade 5 standard tolerance designation, steel comp 440c overall material, passivated special features, 0.1876 inches nominal rolling element diameter