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 :NNU4140
Tapered bore :NNU4140K30
Boundary dimensions(mm)
d :200
D :340
B/C :140
r 1.2min :3
r3.4min :3
Basic load ratings(kN)
Cr :1470
Cor :2550
Limiting speed(rpm)
Speed Ratings :1700
Abutment and fillet dimensions(mm)
da max :231
Da max :327
ra max :2.5
rb max :2.5
Weight (kg)
Refer :51