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。
1.9990 inches minimum and 2.0000 inches maximum bore diameter, steel overall material, 3.6867 inches minimum and 3.6875 inches maximum overall outside diameter, 0.9590 inches minimum and 0.9640 inches maximum outer ring width, rigid alignment type