Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type


Bearing No. 46248A

Specification data (main dimensions, etc.)

d(mm)240
D(mm)360
T(mm)115
C(mm)92
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)1240
Basic load ratings : C0r(kN)1980
Fatigue load limit : Cu(kN)216
Limiting speeds(Grease lub.)(min-1)690
Limiting speeds(Oil lub.)(min-1)920
Constant e0.32
Axial load factors : Y22.12
Axial load factors : Y33.15
Axial load factors : Y02.07

Mounting dimensions,weight (reference)

da(min.)(mm)258 mm
Da(min.)(mm)341 mm
Sa(min.)(mm)11.5 mm
ra(max.)(mm)3 mm
rb(max.)(mm)1.5 mm
Mass(Refer.)(kg)36.9 kg
JTEKT

2026/07/04