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


Bearing No. 44FC30150W

Specification data (main dimensions, etc.)

d(mm)220
D(mm)300
B(mm)150
C(mm)150
Fw(mm)240
r(min.)(mm)2.1
r1(min.)(mm)2.1
Basic load ratings : Cr(kN)1300
Basic load ratings : C0r(kN)2500
Fatigue load limit : Cu(kN)298

Mounting dimensions,weight (reference)

da(min.)(mm)232 mm
Da(max.)(mm)288 mm
da(min.)(mm)280 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)30.7 kg
JTEKT

2026/07/07