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 :NN30/850
Tapered bore :NN30/850K
Boundary dimensions(mm)
d :850
D :1220
B/C :272
r 1.2min :7.5
r3.4min :7.5
Basic load ratings(kN)
Cr :7920
Cor :18600
Limiting speed(rpm)
Speed Ratings :340
Abutment and fillet dimensions(mm)
da max :-
Da max :1187
ra max :6
rb max :6
Weight (kg)
Refer :480