尺寸和参数
Bearing NO.
新 :NU1944M
旧 :1032944
尺寸(mm)
D :220
d: :300
B :38
r 1.2min :2.1
r 3.4min :1.5
) :240
度 :280
基本负载等级(kN)
CR :295
Cor Cor :495
Limiting speed(rpm)
) :1900
油 :2400
基台和圆角尺寸(mm)基台(MM)基台(MM)
da min :236
db min :233
Da max :283
Db max :286
RA(最大) :2
rb max :1.5
重量(kg)
Refer :7.88