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 :NN3021
Tapered bore :NN3021K
Boundary dimensions(mm)
d :105
D :160
B/C :41
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :190
Cor :305
Limiting speed(rpm)
Speed Ratings :5600
Abutment and fillet dimensions(mm)
da max :117
Da max :147
ra max :2
rb max :2
Weight (kg)
Refer :2.88