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 :NN3144
Tapered bore :-
Boundary dimensions(mm)
d :220
D :370
B/C :120
r 1.2min :4
r3.4min :4
Basic load ratings(kN)
Cr :1050
Cor :1810
Limiting speed(rpm)
Speed Ratings :1500
Abutment and fillet dimensions(mm)
da max :241
Da max :346
ra max :3
rb max :3
Weight (kg)
Refer :51.9