>> P.212
车削型滚针轴承密封型、英制系列、附带内圈轴径50.800-82.550mm公称型号两侧密封型质量(参考)g主要尺寸mm(inch)dDCBFw轴径mm(inch)50.800(2)57.150(21/4)63.500(21/2)69.850(23/4)76.200(3)82.550(31/4)BRI325228UU88950.800(2)82.550(31/4)44.450(13/4)44.70063.500(21/2)BRI365628UU98057.150(21/4)88.900(31/2)44.450(13/4)44.70069.850(23/4)BRI406028UU106563.500(21/2)95.250(33/4)44.450(13/4)44.70076.200(3)BRI446828UU142169.850(23/4)107.950(41/4)44.450(13/4)44.70082.550(31/4)BRI487232UU173876.200(3)114.300(41/2)50.800(2)51.05088.900(31/2)BRI527632UU185182.550(31/4)120.650(43/4)50.800(2)51.05095.250(33/4)注(1)这是轴或轴承座的拐角圆弧的最大容许半径。(2)容许转速适用于润滑脂润滑。备注1.内外圈上设有油槽并各设1个油孔。2.两侧密封型已封入润滑脂。3.需要单侧密封型时,请向IKO咨询。212
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