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

Bearing No. 69FC46254W

Specifications
(Boundary dimensions ...etc)

d(mm)343.052
D(mm)457.098
B(mm)254
C(mm)254
Fw(mm)374
r(min.)(mm)3
r1(min.)(mm)3
Basic load ratings : Cr(kN)2830
Basic load ratings : C0r(kN)6190
Fatigue load limit : Cu(kN)632

Mounting dimensions

da(min.)(mm)358
Da(max.)(mm)443
da(min.)(mm)430
ra(max.)(mm)2.5
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 112
JTEKT

2025/06/01