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


Bearing No. 47T503627

Specification data (main dimensions, etc.)

d(mm)250
D(mm)365
T(mm)270
W(mm)270
r(min.)(mm)3
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)2840
Basic load ratings : C0r(kN)6340
Fatigue load limit : Cu(kN)665
Axial load factors : Y2(mm)2.03
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33

Mounting dimensions,weight (reference)

da(min.)(mm)277 mm
Da(max.)(mm)351 mm
Da(max.)(mm)330 mm
S(min.)(mm)8 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)1.5 mm
Axial load factors : Y2(mm)2.03 mm
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33
Mass(Refer.)(kg)96.7 kg
JTEKT

2026/07/19