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。
0.7496 inches minimum and 0.7502 inches maximum bore diameter, 1.5525 inches minimum and 1.5675 inches maximum inner ring width, lubrication groove and lubrication hole features provided, self-aligning alignment type, contact bearing seal type