四列圆柱滚子轴承（轧机轴承）
规格与参数
Bearing NO.
New :FC6492340/YA3
Old :
Boundary dimensions(mm)
d :320
D :460
B :340
Fw :360
r 1.2min :4
r 3.4min :4
Basic load ratings(kN)
Cr :3350
Cor :8950
Cutline :3
Weight (kg)
Refer :178
Refer foreign model
SKF :
FAG :
NSK :
NTN :4R5412
KOYO :64FC46340A
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