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。
0.5570 inches minimum and 0.5620 inches maximum inner member width, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 2.8200 inches minimum and 2.8800 inches maximum overall length, 2.2700 inches minimum and 2.3300 inches maximum bore center to shank end distance, plastic polytetrafluoroethylene race liner material