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。
1.8740 inches minimum and 1.8750 inches maximum overall outside diameter, rigid alignment type, 1.0625 inches nominal inner ring width, 1.0000 inches nominal outer ring width, 0.4996 inches minimum and 0.5000 inches maximum bore diameter