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


Bearing No. 60FC42300W

Specification data (main dimensions, etc.)

d(mm)300
D(mm)420
B(mm)300
C(mm)300
Fw(mm)332
r(min.)(mm)3
r1(min.)(mm)3
Basic load ratings : Cr(kN)3490
Basic load ratings : C0r(kN)7270
Fatigue load limit : Cu(kN)749

Mounting dimensions,weight (reference)

da(min.)(mm)314 mm
Da(max.)(mm)406 mm
da(min.)(mm)394 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)127 kg
JTEKT

2026/07/18