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


Bearing No. 47T845637

Specification data (main dimensions, etc.)

d(mm)420
D(mm)560
T(mm)370
W(mm)370
r(min.)(mm)5
r1(min.)(mm)6
Basic load ratings : Cr(kN)5320
Basic load ratings : C0r(kN)13600
Fatigue load limit : Cu(kN)1240
Axial load factors : Y2(mm)2.12
Axial load factors : Y33.15
Axial load factors : Y02.07
Constant e0.32

Mounting dimensions,weight (reference)

da(min.)(mm)459 mm
Da(max.)(mm)538 mm
Da(max.)(mm)527 mm
S(min.)(mm)12 mm
ra(max.)(mm)4 mm
rb(max.)(mm)5 mm
Axial load factors : Y2(mm)2.12 mm
Axial load factors : Y33.15
Axial load factors : Y02.07
Constant e0.32
Mass(Refer.)(kg)252 kg
JTEKT

2026/07/19