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

Bearing No. 314274A

Specifications
(Boundary dimensions ...etc)

d(mm)320
D(mm)480
B(mm)350
C(mm)350
Fw(mm)364
r(min.)(mm)2.1
r1(min.)(mm)2.1
Basic load ratings : Cr(kN)5390
Basic load ratings : C0r(kN)11000
Fatigue load limit : Cu(kN)1120

Mounting dimensions

da(min.)(mm)332
Da(max.)(mm)468
da(min.)(mm)444
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 227
JTEKT

2025/06/01