双列圆柱滚子轴承

双列圆柱滚子轴承

规格与参数

Bearing NO.
Cylindrical bore :NNU49/1120
Tapered bore :NNU49/1120K
Boundary dimensions(mm)
d :1120
D :1460
B/C :335
r 1.2min :7.5
r3.4min :7.5
Basic load ratings(kN)
Cr :10500
Cor :31500
Limiting speed(rpm)
Speed Ratings :270
Abutment and fillet dimensions(mm)
da max :1210
Da max :1427
ra max :6
rb max :6
Weight (kg)
Refer :1450