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


Bearing No. 46392A

Specification data (main dimensions, etc.)

d(mm)460
D(mm)760
T(mm)300
C(mm)240
r(min.)(mm)7.5
r1(min.)(mm)4
Basic load ratings : Cr(kN)7130
Basic load ratings : C0r(kN)11600
Fatigue load limit : Cu(kN)1010
Limiting speeds(Grease lub.)(min-1)250
Limiting speeds(Oil lub.)(min-1)330
Constant e0.39
Axial load factors : Y21.74
Axial load factors : Y32.59
Axial load factors : Y01.70

Mounting dimensions,weight (reference)

da(min.)(mm)496 mm
Da(min.)(mm)718 mm
Sa(min.)(mm)30 mm
ra(max.)(mm)6 mm
rb(max.)(mm)3 mm
Mass(Refer.)(kg)506 kg
JTEKT

2026/08/05