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


Bearing No. 47328

Specification data (main dimensions, etc.)

d(mm)140
D(mm)225
T(mm)145
W(mm)145
r(min.)(mm)2.5
r1(min.)(mm)3
Basic load ratings : Cr(kN)1050
Basic load ratings : C0r(kN)1610
Fatigue load limit : Cu(kN)205
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)161 mm
Da(max.)(mm)213 mm
Da(max.)(mm)203 mm
S(min.)(mm)6.5 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2.5 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)21.2 kg
JTEKT

2026/07/19