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


Bearing No. 47T543626

Specification data (main dimensions, etc.)

d(mm)270
D(mm)364
T(mm)260
W(mm)260
r(min.)(mm)3
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)2540
Basic load ratings : C0r(kN)5720
Fatigue load limit : Cu(kN)590
Axial load factors : Y2(mm)1.59
Axial load factors : Y32.37
Axial load factors : Y01.56
Constant e0.42

Mounting dimensions,weight (reference)

da(min.)(mm)285 mm
Da(max.)(mm)350 mm
Da(max.)(mm)338 mm
S(min.)(mm)4.5 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)1.5 mm
Axial load factors : Y2(mm)1.59 mm
Axial load factors : Y32.37
Axial load factors : Y01.56
Constant e0.42
Mass(Refer.)(kg)72.8 kg
JTEKT

2026/07/19