Bearing NO.
Cylindrical bore :NNU4938
孔 :NNU4938K
尺寸(mm)
D :190
d: :260
B/C B/C :69
r 1.2min :2
r 3.4min :2
基本负载等级(kN)
CR :402
Cor Cor :880
Limiting speed(rpm)
速度速度 :3200
基台和圆角尺寸(mm)基台(MM)基台(MM)
da max :209
Da max :250
RA(最大) :2
rb max :2
重量(kg)
Refer :11