Bearing NO.
Cylindrical bore :NNU4120
Tapered bore :NNU4120K30
Boundary dimensions(mm)
디: :100
디: :165
B/C :65
r 1.2min :2
r3.4min :2
기본정격하중(kN)
크롬 :358
코르 :570
Limiting speed(rpm)
Speed Ratings :3600
Abutment and fillet dimensions(mm)
da max :114
Da max :155
ra max :2
rb max :2
무게(kg)
Refer :5.5