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 :NN3044
Tapered bore :NN3044K
Boundary dimensions(mm)
d :220
D :340
B/C :90
r 1.2min :3
r3.4min :3
Basic load ratings(kN)
Cr :809
Cor :1460
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :-
Da max :327
ra max :2.5
rb max :2.5
Weight (kg)
Refer :28.5