四列圆柱滚子轴承（轧机轴承）
规格与参数
Bearing NO.
New :FCD4462204/YA3
Old :
Boundary dimensions(mm)
d :220
D :310
B :204
Fw :247
r 1.2min :2.1
r 3.4min :2.1
Basic load ratings(kN)
Cr :1570
Cor :3750
Cutline :1
Weight (kg)
Refer :49.8
Refer foreign model
SKF :
FAG :
NSK :
NTN :4R4425
KOYO :
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