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 :NN4940
Tapered bore :NN4940K
Boundary dimensions(mm)
d :200
D :280
B/C :80
r 1.2min :2.1
r3.4min :2.1
Basic load ratings(kN)
Cr :484
Cor :1040
Limiting speed(rpm)
Speed Ratings :3000
Abutment and fillet dimensions(mm)
da max :216
Da max :263
ra max :2
rb max :2
Weight (kg)
Refer :15.3