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.
1510-66-163-8909; pc-21 pilatus trainer aircraft end item identification, ball,bearing,0.5 inch diameter part name assigned by controlling agency, this is a specific item. it does not follow any standard / este es un articulo especifico. no sigue ninguna norma departure from cited document, 0.5 inches nominal rolling element diameter, 24692-b-6144 manufacturers specification specification/standard data