一種可拆卸組件,軸頸、活塞、樞軸或類似物可在其內或上移動。它用於承載載荷並減少滑動摩擦。它不使用滾動元件。此組件由一個鏜孔精密研磨球(或球面滑動軸承)及其外圈組成。該組件可以是可分離的,也可以是不可分離的。不含:桿端滑動軸承和球面滑動軸承。
groove external inner member lubrication feature, 1.2495 inches minimum and 1.2500 inches maximum bore diameter, 57.0 rockwell c nominal outer race member hardness rating, 55.0 rockwell c nominal inner member hardness rating, 1.0880 inches minimum and 1.0930 inches maximum inner member width