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。
rigid alignment type, 0.6210 inches minimum and 0.6270 inches maximum bore diameter, lips turned outwardly bearing seal type, 1.3025 inches minimum and 1.3175 inches maximum inner ring width, mil-g-81322 mil spec single material response lubrication material document and classification