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size
d 50mm
D 65mm
B 7mm
d1 55.1mm
d2 55.1mm
D1 60mm
r1,2min.0.3mm
r3,4min.0.15mm
a 16.9mm
Size shoulder size
damin.52mm
dbmin.52mm
Damax.63mm
Dbmax.64.2mm
ramax.0.3mm
rbmax.0.15mm
dn 55.6mm
data calculation
Basic dynamic load ratingC 6.89kN
Basic rated static loadC0 7.35kN
Fatigue load limitPu 0.315kN
润滑脂润滑可达转速  22000r/min
油气润滑法可达转速  34000r/min
球直径Dw 3.969mm
页数z 30 
参考润滑脂量Gref 0.5cm³
预载荷(背对背配置,面对面配置)
预载荷等级 AGA 60N
轴向静刚度
预载荷等级 A  119N/µm
预载荷等级 BGB 180N
预载荷等级 B  187N/µm
预载荷等级 CGC 360N
预载荷等级 C  256N/µm
coefficientf 1.3 
coefficientf1 0.97 
coefficientf2A 1 
coefficientf2B 1.09 
coefficientf2C 1.17 
coefficientfHC 1.02 
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  0.046kg
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