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


Bearing No. 47288

Specification data (main dimensions, etc.)

d(mm)440
D(mm)650
T(mm)326
W(mm)326
r(min.)(mm)6
r1(min.)(mm)6
Basic load ratings : Cr(kN)5460
Basic load ratings : C0r(kN)11000
Fatigue load limit : Cu(kN)1020
Axial load factors : Y2(mm)2.43
Axial load factors : Y33.61
Axial load factors : Y02.37
Constant e0.28

Mounting dimensions,weight (reference)

da(min.)(mm)500 mm
Da(max.)(mm)622 mm
Da(max.)(mm)595 mm
S(min.)(mm)11 mm
ra(max.)(mm)5 mm
rb(max.)(mm)5 mm
Axial load factors : Y2(mm)2.43 mm
Axial load factors : Y33.61
Axial load factors : Y02.37
Constant e0.28
Mass(Refer.)(kg)361 kg
JTEKT

2026/07/18