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。
1.3500 inches nominal outer member outside diameter, 0.2800 inches nominal inner member width, internally threaded w/hexagon end and inspection hole shank style, ball type style designator, 0.2500 inches nominal outer member width