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

Bearing No. 80FC52250W

Specifications
(Boundary dimensions ...etc)

d(mm)400
D(mm)520
B(mm)250
C(mm)250
Fw(mm)432
r(min.)(mm)4
r1(min.)(mm)4
Basic load ratings : Cr(kN)3130
Basic load ratings : C0r(kN)7050
Fatigue load limit : Cu(kN)698

Mounting dimensions

da(min.)(mm)418
Da(max.)(mm)502
da(min.)(mm)492
ra(max.)(mm)3
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 133
JTEKT

2025/06/01