尺寸和参数
Bearing NO.
Cylindrical bore :NN3984
孔 :-
尺寸(mm)
D :420
d: :560
B/C B/C :106
r 1.2min :4
r 3.4min :4
基本负载等级(kN)
CR :1280
Cor Cor :2900
Limiting speed(rpm)
速度速度 :900
基台和圆角尺寸(mm)基台(MM)基台(MM)
da max :445
Da max :533
RA(最大) :3
rb max :3
重量(kg)
Refer :71.2