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

Bearing No. 68FC48350N

Specifications
(Boundary dimensions ...etc)

d(mm)340
D(mm)480
B(mm)385
C(mm)350
Fw(mm)378
r(min.)(mm)2.1
r1(min.)(mm)SP
Basic load ratings : Cr(kN)5130
Basic load ratings : C0r(kN)11500
Fatigue load limit : Cu(kN)1150

Mounting dimensions

da(min.)(mm)358
Da(max.)(mm)468
da(min.)(mm)448
ra(max.)(mm)2
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 209
JTEKT

2025/06/01