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。
2.9970 inches minimum and 2.9975 inches maximum bore diameter, 1.2550 inches minimum and 1.2600 inches maximum overall width, 66 fed std single material response outer ring material document and classification, rigid alignment type, 3.7505 inches minimum and 3.7510 inches maximum overall outside diameter