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


Bearing No. 313924

Specification data (main dimensions, etc.)

d(mm)145
D(mm)225
B(mm)156
C(mm)156
Fw(mm)169
r(min.)(mm)2
r1(min.)(mm)2
Basic load ratings : Cr(kN)982
Basic load ratings : C0r(kN)1680
Fatigue load limit : Cu(kN)219

Mounting dimensions,weight (reference)

da(min.)(mm)155 mm
Da(max.)(mm)215 mm
da(min.)(mm)205 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)22.9 kg
JTEKT

2026/07/19