一種圓柱形裝置,其內圈或外圈繞單排或雙排硬化滾珠轉動,滾珠在兩圈之間滾動順暢,從而最大限度地減少摩擦。對於表面經過特殊研磨以用於雙聯安裝的軸承,請參閱“雙聯滾珠軸承”。不含:機架滾珠軸承。
designed for applications involving multiple loads; internal geometry permits application of radial load, thrust load in either direction, and moment load, individually or in any combination; a single four-point contact bearing may replace two bearings in many applications. special features, open bearings part name assigned by controlling agency, radial load direction, 3.0 inches nominal overall outside diameter, 2.0 inches nominal bore diameter