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 5630 type 440c assn std single material response overall material document and classification, ball style designator, 0.0468 inches nominal rolling element diameter, mil-std-171 fn 5.4.1 mil std single treatment response overall surface treatment document and classification, steel comp 440c overall material