Bearing NO.
Cylindrical bore :NNU4052
Tapered bore :NNU4052K
Boundary dimensions(mm)
d :260
D :400
B/C :140
r 1.2min :4
r3.4min :4
Basic load ratings(kN)
Cr :1550
Cor :3150
Limiting speed(rpm)
Speed Ratings :1500
Abutment and fillet dimensions(mm)
da max :289
Da max :384
ra max :3
rb max :3
Weight (kg)
Refer :63.5
