Bearing NO.
Cylindrical bore :NNU4184
Tapered bore :NNU4184K30
Boundary dimensions(mm)
d :420
D :700
B/C :280
r 1.2min :6
r3.4min :6
Basic load ratings(kN)
Cr :5500
Cor :11400
Limiting speed(rpm)
Speed Ratings :750
Abutment and fillet dimensions(mm)
da max :480
Da max :674
ra max :5
rb max :5
Weight (kg)
Refer :440
