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

Bearing No. 56FC39275B

Specifications
(Boundary dimensions ...etc)

d(mm)280
D(mm)390
B(mm)275
C(mm)275
Fw(mm)309
r(min.)(mm)2.1
r1(min.)(mm)2.1
Basic load ratings : Cr(kN)2880
Basic load ratings : C0r(kN)6110
Fatigue load limit : Cu(kN)647

Mounting dimensions

da(min.)(mm)292
Da(max.)(mm)378
da(min.)(mm)363
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 100
JTEKT

2025/06/01