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


Bearing No. 37260

Specification data (main dimensions, etc.)

d(mm)300
D(mm)424
T(mm)310
W(mm)310
r(min.)(mm)4
r1(min.)(mm)5
Basic load ratings : Cr(kN)3000
Basic load ratings : C0r(kN)6570
Fatigue load limit : Cu(kN)660
Axial load factors : Y2(mm)2.37
Axial load factors : Y33.53
Axial load factors : Y02.32
Constant e0.28

Mounting dimensions,weight (reference)

da(min.)(mm)334 mm
Da(max.)(mm)406 mm
Da(max.)(mm)391 mm
S(min.)(mm)6 mm
ra(max.)(mm)3 mm
rb(max.)(mm)4 mm
Axial load factors : Y2(mm)2.37 mm
Axial load factors : Y33.53
Axial load factors : Y02.32
Constant e0.28
Mass(Refer.)(kg)134 kg
JTEKT

2026/07/22