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

Bearing No. 46264

Specifications
(Boundary dimensions ...etc)

d(mm)320
D(mm)480
T(mm)121
C(mm)108
r(min.)(mm)5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)1800
Basic load ratings : C0r(kN)2700
Fatigue load limit : Cu(kN)283
Limiting speeds(Grease lub.)(min-1)480
Limiting speeds(Oil lub.)(min-1)640
Constant e()0.32
Axial load factors : Y2()2.12
Axial load factors : Y3()3.15
Axial load factors : Y0()2.07

Mounting dimensions

da(min.)(mm)342
Da(min.)(mm)452
Sa(min.)(mm)6.5
ra(max.)(mm)4
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 71.6
JTEKT

2025/07/05