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。
astm b 124/b 124 m assn std single material response and astm b 150 assn std single material response and astm b 169/b 169m assn std single material response race insert material document and classification, bronze and aluminum race insert material, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, bearing, plain, self-aligning, chamfered outer ring part name assigned by controlling agency, 0.341 inches minimum and 0.343 inches maximum inner member width