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


Bearing No. 48FC33250W

Specification data (main dimensions, etc.)

d(mm)240
D(mm)330
B(mm)250
C(mm)250
Fw(mm)263
r(min.)(mm)2.1
r1(min.)(mm)2.1
Basic load ratings : Cr(kN)2320
Basic load ratings : C0r(kN)4910
Fatigue load limit : Cu(kN)546

Mounting dimensions,weight (reference)

da(min.)(mm)252 mm
Da(max.)(mm)318 mm
da(min.)(mm)309 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)63.7 kg
JTEKT

2026/07/19