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。
f/a18-e/f end item identification, 0.8610 inches minimum and 0.8616 inches maximum internal keyway width keyway dimension, agav criticality code justification, 0.6240 inches minimum and 0.6250 inches maximum internal keyway depth keyway dimension, 1.5400 inches nominal external keyway width keyway dimension