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 :NNU3128
Tapered bore :-
Boundary dimensions(mm)
d :140
D :225
B/C :68
r 1.2min :2.1
r3.4min :2.1
Basic load ratings(kN)
Cr :400
Cor :650
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :155
Da max :209
ra max :2
rb max :2
Weight (kg)
Refer :10.3