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


Bearing No. 37248

Specification data (main dimensions, etc.)

d(mm)240
D(mm)338
T(mm)248
W(mm)248
r(min.)(mm)3
r1(min.)(mm)4
Basic load ratings : Cr(kN)2540
Basic load ratings : C0r(kN)5360
Fatigue load limit : Cu(kN)580
Axial load factors : Y2(mm)1.74
Axial load factors : Y32.59
Axial load factors : Y01.70
Constant e0.39

Mounting dimensions,weight (reference)

da(min.)(mm)259 mm
Da(max.)(mm)324 mm
Da(max.)(mm)312 mm
S(min.)(mm)8.5 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)3 mm
Axial load factors : Y2(mm)1.74 mm
Axial load factors : Y32.59
Axial load factors : Y01.70
Constant e0.39
Mass(Refer.)(kg)68.4 kg
JTEKT

2026/07/19