四列圆柱滚子轴承（轧机轴承）
规格与参数
Bearing NO.
New :FCD88124450/YA3
Old :
Boundary dimensions(mm)
d :440
D :620
B :450
Fw :490
r 1.2min :5
r 3.4min :5
Basic load ratings(kN)
Cr :7450
Cor :19000
Cutline :5
Weight (kg)
Refer :450
Refer foreign model
SKF :
FAG :
NSK :440RV6221
NTN :
KOYO :
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