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

Bearing No. 90FC63450A

Specifications
(Boundary dimensions ...etc)

d(mm)450
D(mm)630
B(mm)450
C(mm)450
Fw(mm)500
r(min.)(mm)4
r1(min.)(mm)4
Basic load ratings : Cr(kN)7320
Basic load ratings : C0r(kN)16600
Fatigue load limit : Cu(kN)1540

Mounting dimensions

da(min.)(mm)468
Da(max.)(mm)612
da(min.)(mm)590
ra(max.)(mm)3
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 433
JTEKT

2025/06/11