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.
plastic polyamide (nylon) overall material, color amber or clear special features, ball style designator, lo-p-393 fed spec single material response overall material document and classification, 0.4053 inches minimum and 0.4063 inches maximum rolling element diameter