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 :NN3972
Tapered bore :-
Boundary dimensions(mm)
d :360
D :480
B/C :90
r 1.2min :3
r3.4min :3
Basic load ratings(kN)
Cr :930
Cor :2130
Limiting speed(rpm)
Speed Ratings :1700
Abutment and fillet dimensions(mm)
da max :381
Da max :457
ra max :2.5
rb max :2.5
Weight (kg)
Refer :44.9