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


Bearing No. 58FC41240

Specification data (main dimensions, etc.)

d(mm)290
D(mm)410
B(mm)240
C(mm)240
Fw(mm)320
r(min.)(mm)3
r1(min.)(mm)3
Basic load ratings : Cr(kN)2800
Basic load ratings : C0r(kN)5540
Fatigue load limit : Cu(kN)589

Mounting dimensions,weight (reference)

da(min.)(mm)304 mm
Da(max.)(mm)396 mm
da(min.)(mm)380 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)99.0 kg
JTEKT

2026/07/19