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 :NN4934
Tapered bore :NN4934K
Boundary dimensions(mm)
d :170
D :230
B/C :60
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :336
Cor :695
Limiting speed(rpm)
Speed Ratings :3800
Abutment and fillet dimensions(mm)
da max :183
Da max :216
ra max :2
rb max :2
Weight (kg)
Refer :7.13