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


Bearing No. 47T745235

Specification data (main dimensions, etc.)

d(mm)370
D(mm)516
T(mm)346
W(mm)346
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)5240
Basic load ratings : C0r(kN)11700
Fatigue load limit : Cu(kN)1120
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)398 mm
Da(max.)(mm)498 mm
Da(max.)(mm)479 mm
S(min.)(mm)9 mm
ra(max.)(mm)3 mm
rb(max.)(mm)1.5 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)216 kg
JTEKT

2026/07/19