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


Bearing No. 4CR920

Specification data (main 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,weight (reference)

da(min.)(mm)956 mm
Da(max.)(mm)1244 mm
da(min.)(mm)1195 mm
ra(max.)(mm)6 mm
rb(max.)(mm)6 mm
Mass(Refer.)(kg)3460 kg
JTEKT

2026/07/21