尺寸和参数
Bearing NO.
新 :NU228EM
旧 :32228EH
尺寸(mm)
D :140
d: :250
B :42
r 1.2min :3
r 3.4min :3
) :169
度 :
基本负载等级(kN)
CR :395
Cor Cor :515
Limiting speed(rpm)
) :2400
油 :3000
基台和圆角尺寸(mm)基台(MM)基台(MM)
da min :
db min :157
Da max :232
Db max :
RA(最大) :2.5
rb max :2.5
重量(kg)
Refer :9.36