四列圆柱滚子轴承（轧机轴承）
规格与参数
Bearing NO.
New :FC4462192/YA3
Old :672744
Boundary dimensions(mm)
d :220
D :310
B :192
Fw :246
r 1.2min :2.1
r 3.4min :2.1
Basic load ratings(kN)
Cr :1540
Cor :3450
Cutline :1
Weight (kg)
Refer :46
Refer foreign model
SKF :313839
FAG :507333
NSK :
NTN :4R4426
KOYO :313837A
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