Bearing NO.
Cylindrical bore :NNUB4920-80
孔 :-
尺寸(mm)
D :100
d: :140
B/C B/C :80/40
r 1.2min :1.1
r 3.4min :1.1
基本负载等级(kN)
CR :128
Cor Cor :255
Limiting speed(rpm)
速度速度 :4800
基台和圆角尺寸(mm)基台(MM)基台(MM)
da max :111
Da max :133.5
RA(最大) :1
rb max :1
重量(kg)
Refer :2.65