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 :NNU3040
Tapered bore :NNU3040K
Boundary dimensions(mm)
d :200
D :310
B/C :82
r 1.2min :2.1
r3.4min :2.1
Basic load ratings(kN)
Cr :644
Cor :1140
Limiting speed(rpm)
Speed Ratings :2000
Abutment and fillet dimensions(mm)
da max :216
Da max :293
ra max :2
rb max :2
Weight (kg)
Refer :22.9