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


Bearing No. EE736173D/238/239D

Specification data (main dimensions, etc.)

d(mm)432.003
D(mm)609.524
T(mm)317.500
W(mm)317.500
r(min.)(mm)6.4
r1(min.)(mm)3.6
Basic load ratings : Cr(kN)5590
Basic load ratings : C0r(kN)12100
Fatigue load limit : Cu(kN)1130
Axial load factors : Y2(mm)1.94
Axial load factors : Y32.89
Axial load factors : Y01.90
Constant e0.35

Mounting dimensions,weight (reference)

da(min.)(mm)474 mm
Da(max.)(mm)586 mm
Da(max.)(mm)562 mm
S(min.)(mm)9 mm
ra(max.)(mm)6.4 mm
rb(max.)(mm)3.6 mm
Axial load factors : Y2(mm)1.94 mm
Axial load factors : Y32.89
Axial load factors : Y01.90
Constant e0.35
Mass(Refer.)(kg)291 kg
JTEKT

2026/07/07