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


Bearing No. 47T403423

Specification data (main dimensions, etc.)

d(mm)200
D(mm)340
T(mm)234
W(mm)234
r(min.)(mm)3
r1(min.)(mm)4
Basic load ratings : Cr(kN)2510
Basic load ratings : C0r(kN)4150
Fatigue load limit : Cu(kN)473
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)234 mm
Da(max.)(mm)326 mm
Da(max.)(mm)302 mm
S(min.)(mm)6 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)4 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)86 kg
JTEKT

2026/07/19