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 :NN4936
Tapered bore :NN4936K
Boundary dimensions(mm)
d :180
D :250
B/C :69
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :402
Cor :850
Limiting speed(rpm)
Speed Ratings :3400
Abutment and fillet dimensions(mm)
da max :193
Da max :236
ra max :2
rb max :2
Weight (kg)
Refer :10.4