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


Bearing No. 37234A

Specification data (main dimensions, etc.)

d(mm)170
D(mm)240
T(mm)175
W(mm)175
r(min.)(mm)2.5
r1(min.)(mm)3
Basic load ratings : Cr(kN)1090
Basic load ratings : C0r(kN)2310
Fatigue load limit : Cu(kN)299
Axial load factors : Y2(mm)2.03
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33

Mounting dimensions,weight (reference)

da(min.)(mm)189 mm
Da(max.)(mm)228 mm
Da(max.)(mm)218 mm
S(min.)(mm)5 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2.5 mm
Axial load factors : Y2(mm)2.03 mm
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33
Mass(Refer.)(kg)24.2 kg
JTEKT

2026/07/19