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。
28.0 rockwell c minimum outer layer hardness rating, 0.4674 inches minimum and 0.4724 inches maximum inner member width, 47.0 rockwell c minimum internal inner member hardness rating, ams 5617 assn std single material response internal inner member material document and classification, 1.7712 inches minimum and 1.7717 inches maximum bore diameter