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。
3 bearing plain self aligning,two w/bore 0.25 in. one w/bore 0.3125 in. center of big hole 0.943 from 1st hole 1.1313 from 2nd hole,1st and 2nd 1.30 in. apart special features, 55.0 rockwell c minimum and 60.0 rockwell c maximum inner member hardness rating, steel comp 630 outer race member material, steel comp 440c inner member material