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 :NN3028
Tapered bore :NN3028K
Boundary dimensions(mm)
d :140
D :210
B/C :53
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :297
Cor :520
Limiting speed(rpm)
Speed Ratings :4300
Abutment and fillet dimensions(mm)
da max :-
Da max :200
ra max :2
rb max :2
Weight (kg)
Refer :6.2