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.
ff-b-171, type 111, clb fed spec single material response overall material document and classification, door,acft carrier cva 67 end item identification, steel overall material, bearing, ball,double seal part name assigned by controlling agency