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size
d 17mm
D 26mm
B 5mm
d1 20.1mm
d2 20.1mm
D1 23mm
r1,2min.0.3mm
r3,4min.0.15mm
a 7.5mm
Size shoulder size
damin.19mm
dbmin.19mm
Damax.24mm
Dbmax.25.2mm
ramax.0.3mm
rbmax.0.15mm
dn 20.4mm
data calculation
Basic dynamic load ratingC 2.21kN
Basic rated static loadC0 1.53kN
Fatigue load limitPu 0.064kN
润滑脂润滑可达转速  48000r/min
油气润滑法可达转速  75000r/min
球直径Dw 2.381mm
页数z 18 
参考润滑脂量Gref 0.09cm³
预载荷(背对背配置,面对面配置)
预载荷等级 AGA 20N
轴向静刚度
预载荷等级 A  43N/µm
预载荷等级 BGB 60N
预载荷等级 B  67N/µm
预载荷等级 CGC 120N
预载荷等级 C  90N/µm
coefficientf 1.1 
coefficientf1 0.97 
coefficientf2A 1 
coefficientf2B 1.08 
coefficientf2C 1.15 
coefficientfHC 1 
当量轴承载荷coefficient
coefficiente 0.68 
coefficient(单轴,串轴)Y2 0.87 
coefficient(单轴,串轴)Y0 0.38 
coefficient(单轴,串轴)X2 0.41 
系数计算(背对背配置,面对面配置)Y1 0.92 
系数计算(背对背配置,面对面配置)Y2 1.41 
系数计算(背对背配置,面对面配置)Y0 0.76 
系数计算(背对背配置,面对面配置)X2 0.67 
weight
Bearing weight  0.01kg
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