Bearing NO.
Cylindrical bore :NNU4124
Tapered bore :NNU4124K30
Boundary dimensions(mm)
d :120
D :200
B/C :80
r 1.2min :2
r3.4min :2
Basic load ratings(kN)
Cr :523
Cor :865
Limiting speed(rpm)
Speed Ratings :3000
Abutment and fillet dimensions(mm)
da max :137
Da max :190
ra max :2
rb max :2
Weight (kg)
Refer :11
