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.
ams 5618 assn std single material response overall material document and classification, steel comp 440c overall material, 0.2807 inches nominal rolling element diameter, ball style designator, afbma std tolerance for balls, grade 5 standard tolerance designation