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


Bearing No. 47T674634/DP

Specification data (main dimensions, etc.)

d(mm)335.000
D(mm)460.000
T(mm)342.900
W(mm)342.900
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)4250
Basic load ratings : C0r(kN)9390
Fatigue load limit : Cu(kN)922
Axial load factors : Y2(mm)1.68
Axial load factors : Y32.50
Axial load factors : Y01.64
Constant e0.40

Mounting dimensions,weight (reference)

da(min.)(mm)361 mm
Da(max.)(mm)445 mm
Da(max.)(mm)428 mm
S(min.)(mm)7.5 mm
ra(max.)(mm)3.2 mm
rb(max.)(mm)1.6 mm
Axial load factors : Y2(mm)1.68 mm
Axial load factors : Y32.50
Axial load factors : Y01.64
Constant e0.40
Mass(Refer.)(kg)165 kg
JTEKT

2026/07/23