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


Bearing No. 47T865734

Specification data (main dimensions, etc.)

d(mm)431.800
D(mm)571.500
T(mm)336.550
W(mm)336.550
r(min.)(mm)6.4
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)5440
Basic load ratings : C0r(kN)13500
Fatigue load limit : Cu(kN)1240
Axial load factors : Y2(mm)1.87
Axial load factors : Y32.79
Axial load factors : Y01.83
Constant e0.36

Mounting dimensions,weight (reference)

da(min.)(mm)460 mm
Da(max.)(mm)549 mm
Da(max.)(mm)534 mm
S(min.)(mm)10 mm
ra(max.)(mm)6.4 mm
rb(max.)(mm)1.6 mm
Axial load factors : Y2(mm)1.87 mm
Axial load factors : Y32.79
Axial load factors : Y01.83
Constant e0.36
Mass(Refer.)(kg)232 kg
JTEKT

2026/07/22