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

Bearing No. 4CR920

Specifications
(Boundary dimensions ...etc)

d(mm)920
D(mm)1280
B(mm)865
C(mm)850
Fw(mm)1015
r(min.)(mm)7.5
r1(min.)(mm)7.5
Basic load ratings : Cr(kN)29600
Basic load ratings : C0r(kN)77500
Fatigue load limit : Cu(kN)5890

Mounting dimensions

da(min.)(mm)956
Da(max.)(mm)1244
da(min.)(mm)1195
ra(max.)(mm)6
rb(max.)(mm)6

Refer.

(Refer.)Mass(kg) 3460
JTEKT

2025/06/01