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


Bearing No. 47T483621

Specification data (main dimensions, etc.)

d(mm)240
D(mm)360
T(mm)214
W(mm)214
r(min.)(mm)3
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)2330
Basic load ratings : C0r(kN)4340
Fatigue load limit : Cu(kN)470
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)268 mm
Da(max.)(mm)346 mm
Da(max.)(mm)328 mm
S(min.)(mm)9 mm
ra(max.)(mm)2.5 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)75.4 kg
JTEKT

2026/07/23