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


Bearing No. 170FC118850B

Specification data (main dimensions, etc.)

d(mm)850
D(mm)1180
B(mm)850
C(mm)850
Fw(mm)940
r(min.)(mm)7.5
r1(min.)(mm)7.5
Basic load ratings : Cr(kN)27300
Basic load ratings : C0r(kN)72700
Fatigue load limit : Cu(kN)5610

Mounting dimensions,weight (reference)

da(min.)(mm)886 mm
Da(max.)(mm)1144 mm
da(min.)(mm)1104 mm
ra(max.)(mm)6 mm
rb(max.)(mm)6 mm
Mass(Refer.)(kg)2900 kg
JTEKT

2026/07/18