一種可拆卸組件,由外圈和內圈組成,設計用於滾輪或類似應用。它用於承載載荷並減少滑動摩擦。它不使用滾動體,但可能包含非金屬襯套或套筒,以幫助減少摩擦和/或提供潤滑。另請參閱軸承、滾珠、滾輪;以及軸承、滾子、滾輪。不含:滑動球面軸承和自調心滑動軸承。
55.0 rockwell c minimum and 60.0 rockwell c maximum race liner hardness rating, c-17a end item identification, 45.0 rockwell c minimum outside diameter surface of body hardness rating, 0.3745 inches minimum and 0.3750 inches maximum bore diameter, 0.4950 inches minimum and 0.5000 inches maximum inner member width