四列圓柱滾子軸承（軋機(jī)軸承）
規(guī)格與參數(shù)
Bearing NO.
New :FC4866220A
Old :
Boundary dimensions(mm)
d :240
D :330
B :220
Fw :270
r?1.2min :2.1
r?3.4min :2.1
Basic load ratings(kN)
Cr :1500
Cor :3700
Cutline :2
Weight (kg)
Refer :58
Refer foreign model
SKF :313921
FAG :508368
NSK :240RV3301
NTN :4R4811
KOYO :312943/1YD
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