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 :NNU4996
Tapered bore :NNU4996K
Boundary dimensions(mm)
d :480
D :650
B/C :170
r 1.2min :5
r3.4min :5
Basic load ratings(kN)
Cr :2330
Cor :6100
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :528
Da max :630
ra max :4
rb max :4
Weight (kg)
Refer :160