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


Bearing No. 47T765240

Specification data (main dimensions, etc.)

d(mm)380
D(mm)520
T(mm)400
W(mm)400
r(min.)(mm)4
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)5370
Basic load ratings : C0r(kN)13000
Fatigue load limit : Cu(kN)1200
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)404 mm
Da(max.)(mm)502 mm
Da(max.)(mm)482 mm
S(min.)(mm)9.5 mm
ra(max.)(mm)3 mm
rb(max.)(mm)2 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)248 kg
JTEKT

2026/07/21