一種單排或多排減摩軸承,帶或不帶內圈或外圈,其特點是滾輪尺寸相對較小,直徑通常不超過 0.250 英吋(6.35 毫米),長度通常比直徑長。
t.o. 16g4-4-8-3 supplementary features, used on the main landing gear vertical shaft assembly, universal joint repair and maintenance functional description, item is a bearing cup with needle bearings (1 of 4 in the universal joint assembly) special features, c-130 hercules aircraft end item identification, bearing cup assembly part name assigned by controlling agency