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。
mil-g-25537 mil spec single material response lubrication material document and classification, lips turned inwardly bearing seal type, 1.2500 inches nominal bore diameter, grease lubrication material, rigid alignment type