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


Bearing No. 52FC37260

Specification data (main dimensions, etc.)

d(mm)260
D(mm)370
B(mm)260
C(mm)260
Fw(mm)290
r(min.)(mm)2.1
r1(min.)(mm)2.1
Basic load ratings : Cr(kN)2840
Basic load ratings : C0r(kN)5740
Fatigue load limit : Cu(kN)623

Mounting dimensions,weight (reference)

da(min.)(mm)272 mm
Da(max.)(mm)358 mm
da(min.)(mm)346 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)88.5 kg
JTEKT

2026/07/19