d:
D:
B:

双列圆柱滚子轴承

双列圆柱滚子轴承

NNU4064

尺寸和规格

双列圆柱滚子轴承 双列圆柱滚子轴承
Bearing NO.
Cylindrical bore :NNU4064
Tapered bore :NNU4064K
Boundary dimensions(mm)
d :320
D :480
B/C :160
r 1.2min :4
r3.4min :4
Basic load ratings(kN)
Cr :2120
Cor :4300
Limiting speed(rpm)
Speed Ratings :1200
Abutment and fillet dimensions(mm)
da max :353
Da max :464
ra max :3
rb max :3
Weight (kg)
Refer :100