尺寸和参数
Bearing NO.
新 :NF220M
旧 :12220
尺寸(mm)
D :100
d: :180
B :34
r 1.2min :2.1
r 3.4min :2.1
) :
度 :160
基本负载等级(kN)
CR :190
Cor Cor :260
Limiting speed(rpm)
) :3200
油 :3800
基台和圆角尺寸(mm)基台(MM)基台(MM)
da min :114
db min :
Da max :
Db max :166
RA(最大) :2
rb max :2
重量(kg)
Refer :3.55