四列圆柱滚子轴承（轧机轴承）
规格与参数
Bearing NO.
New :FC4056170/YA3
Old :
Boundary dimensions(mm)
d :200
D :280
B :170
Fw :222
r 1.2min :2.1
r 3.4min :2.1
Basic load ratings(kN)
Cr :1120
Cor :2300
Cutline :1
Weight (kg)
Refer :33.5
Refer foreign model
SKF :314385
FAG :507344
NSK :
NTN :4R4048
KOYO :40FC28170
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