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 4118 assn std single material response overall material document and classification, afbma std tolerance for balls, grade 200 standard tolerance designation, aluminum alloy 2017 overall material, 0.0928 inches minimum and 0.0948 inches maximum rolling element diameter, ball style designator