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

Bearing No. 52FC37268W

Specifications
(Boundary dimensions ...etc)

d(mm)260
D(mm)368
B(mm)268
C(mm)268
Fw(mm)288
r(min.)(mm)2.1
r1(min.)(mm)2.1
Basic load ratings : Cr(kN)2940
Basic load ratings : C0r(kN)5990
Fatigue load limit : Cu(kN)645

Mounting dimensions

da(min.)(mm)272
Da(max.)(mm)356
da(min.)(mm)344
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 89.9
JTEKT

2025/06/01