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。
rigid alignment type, 66 fed std single material response outer ring material document and classification, 0.6150 inches minimum and 0.6250 inches maximum overall width, 1.4995 inches minimum and 1.5000 inches maximum bore diameter, 1.8750 inches nominal overall outside diameter