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


Bearing No. 46276A

Specification data (main dimensions, etc.)

d(mm)380
D(mm)560
T(mm)171
C(mm)135
r(min.)(mm)6
r1(min.)(mm)2
Basic load ratings : Cr(kN)2810
Basic load ratings : C0r(kN)4670
Fatigue load limit : Cu(kN)456
Limiting speeds(Grease lub.)(min-1)380
Limiting speeds(Oil lub.)(min-1)500
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)408 mm
Da(min.)(mm)531 mm
Sa(min.)(mm)18 mm
ra(max.)(mm)5 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)129 kg
JTEKT

2026/07/07