Bearing NO.
Cylindrical bore :NNU4120
Tapered bore :NNU4120K30
Boundary dimensions(mm)
d :100
D :165
B/C :65
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :358
Cor :570
Limiting speed(rpm)
Speed Ratings :3600
Abutment and fillet dimensions(mm)
da max :114
Da max :155
ra max :2
rb max :2
Weight (kg)
Refer :5.5
