>> P.188
注(1)这是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油润滑。润滑脂润滑的话可容许到该值的60%。备注1.内接圆直径Fw为69.850mm以下的轴承外圈上设有油槽和1个油孔。其他的在外圈上设有油槽并设2个油孔。2.未封入润滑脂。请适当润滑后使用。轴径mm(inch)公称型号质量(参考)g相关安装尺寸mm主要尺寸mm(inch)Da最大rasmax(1)FwDC英制系列、无内圈50.800(2)19024050.800(2)50.800(2)65.088(29/16)65.088(29/16)25.400(1)31.750(11/4)57.857.8BR324116BR3241201.51.557.150(21/4)43551057.150(21/4)57.150(21/4)76.200(3)76.200(3)38.100(11/2)44.450(13/4)6969BR364824BR3648281.51.563.500(21/2)47555563.500(21/2)63.500(21/2)82.550(31/4)82.550(31/4)38.100(11/2)44.450(13/4)74.374.3BR405224BR4052282269.850(23/4)51060069.850(23/4)69.850(23/4)88.900(31/2)88.900(31/2)38.100(11/2)44.450(13/4)80.780.7BR445624BR4456282276.200(3)55565076.200(3)76.200(3)95.250(33/4)95.250(33/4)38.100(11/2)44.450(13/4)8787BR486024BR4860282282.550(31/4)990114082.550(31/4)82.550(31/4)107.950(41/4)107.950(41/4)44.450(13/4)50.800(2)99.799.7BR526828BR5268322288.900(31/2)122088.900(31/2)114.300(41/2)50.800(2)106.1BR567232295.250(33/4)129095.250(33/4)120.650(43/4)50.800(2)111.4BR6076322.5101.600(4)1370101.600(4)127.000(5)50.800(2)117.8BR6480322.5轴径50.800-101.600mm188车削型滚针轴承
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