Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row cylindrical roller bearings
>

Bearing No. 4CR480

Specifications
(Boundary dimensions ...etc)

d(mm)480
D(mm)680
B(mm)500
C(mm)500
Fw(mm)534
r(min.)(mm)5
r1(min.)(mm)5
Basic load ratings : Cr(kN)9260
Basic load ratings : C0r(kN)22000
Fatigue load limit : Cu(kN)1990

Mounting dimensions

da(min.)(mm)502
Da(max.)(mm)658
da(min.)(mm)630
ra(max.)(mm)4
rb(max.)(mm)4

Refer.

(Refer.)Mass(kg) 580
JTEKT

2025/06/01