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 :NNU40/900
Tapered bore :NNU40/900K
Boundary dimensions(mm)
d :900
D :1280
B/C :375
r 1.2min :7.5
r3.4min :7.5
Basic load ratings(kN)
Cr :12800
Cor :31500
Limiting speed(rpm)
Speed Ratings :320
Abutment and fillet dimensions(mm)
da max :963
Da max :1257
ra max :6
rb max :6
Weight (kg)
Refer :1500