Bearing NO.
Cylindrical bore :NNU4964
孔 :NNU4964K
尺寸(mm)
D :320
d: :440
B/C B/C :118
r 1.2min :3
r 3.4min :3
基本负载等级(kN)
CR :1060
Cor Cor :2500
Limiting speed(rpm)
速度速度 :1400
基台和圆角尺寸(mm)基台(MM)基台(MM)
da max :355
Da max :426
RA(最大) :2.5
rb max :2.5
重量(kg)
Refer :53