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 :NNU4156
Tapered bore :NNU4156K30
Boundary dimensions(mm)
d :280
D :460
B/C :180
r 1.2min :5
r3.4min :5
Basic load ratings(kN)
Cr :2550
Cor :4750
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :318
Da max :440
ra max :4
rb max :4
Weight (kg)
Refer :120