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


Bearing No. EE127097D/135/136D

Specification data (main dimensions, etc.)

d(mm)241.478
D(mm)349.148
T(mm)228.600
W(mm)228.600
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)2040
Basic load ratings : C0r(kN)4100
Fatigue load limit : Cu(kN)447
Axial load factors : Y2(mm)1.91
Axial load factors : Y32.84
Axial load factors : Y01.86
Constant e0.35

Mounting dimensions,weight (reference)

da(min.)(mm)267 mm
Da(max.)(mm)335 mm
Da(max.)(mm)319 mm
S(min.)(mm)5.5 mm
ra(max.)(mm)3.2 mm
rb(max.)(mm)1.6 mm
Axial load factors : Y2(mm)1.91 mm
Axial load factors : Y32.84
Axial load factors : Y01.86
Constant e0.35
Mass(Refer.)(kg)70.4 kg
JTEKT

2026/07/18