Bearing NO.
Cylindrical bore :NNU4948
Tapered bore :NNU4948K
Boundary dimensions(mm)
d :240
D :320
B/C :80
r 1.2min :2.1
r3.4min :2.1
Basic load ratings(kN)
Cr :528
Cor :1220
Limiting speed(rpm)
Speed Ratings :2600
Abutment and fillet dimensions(mm)
da max :262
Da max :309
ra max :2
rb max :2
Weight (kg)
Refer :17.5
