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


Bearing No. 46FC34260

Specification data (main dimensions, etc.)

d(mm)230
D(mm)340
B(mm)260
C(mm)260
Fw(mm)261
r(min.)(mm)3
r1(min.)(mm)3
Basic load ratings : Cr(kN)2480
Basic load ratings : C0r(kN)4900
Fatigue load limit : Cu(kN)549

Mounting dimensions,weight (reference)

da(min.)(mm)244 mm
Da(max.)(mm)326 mm
da(min.)(mm)313 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)81.2 kg
JTEKT

2026/07/19