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

Bearing No. 64FC48290

Specifications
(Boundary dimensions ...etc)

d(mm)320
D(mm)480
B(mm)290
C(mm)290
Fw(mm)361
r(min.)(mm)4
r1(min.)(mm)4
Basic load ratings : Cr(kN)4390
Basic load ratings : C0r(kN)8450
Fatigue load limit : Cu(kN)883

Mounting dimensions

da(min.)(mm)338
Da(max.)(mm)462
da(min.)(mm)441
ra(max.)(mm)3
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 189
JTEKT

2025/06/18