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。
non-separable, with roller retainer, open end, drawn shell style designator, 0.5640 inches minimum and 0.5650 inches maximum bore diameter, rigid alignment type, 0.4270 inches minimum and 0.4370 inches maximum overall width, 0.7500 inches nominal overall outside diameter