一種可拆卸組件,軸頸、軸頸、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。此組件的外部構件經過改造,以提供軸桿。內部構件可以是滑動球面軸承或套筒軸承。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 inner member hardness rating, 2.3120 inches nominal bore center to shank end distance, 0.4790 inches minimum and 0.4840 inches maximum inner member width, 26.0 rockwell c minimum and 30.0 rockwell c maximum outer race member hardness rating, 0.2495 inches minimum and 0.2500 inches maximum bore diameter