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

Bearing No. 46272A

Specifications
(Boundary dimensions ...etc)

d(mm)360
D(mm)540
T(mm)169
C(mm)134
r(min.)(mm)6
r1(min.)(mm)2
Basic load ratings : Cr(kN)2530
Basic load ratings : C0r(kN)4230
Fatigue load limit : Cu(kN)419
Limiting speeds(Grease lub.)(min-1)390
Limiting speeds(Oil lub.)(min-1)530
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)388
Da(min.)(mm)512
Sa(min.)(mm)17.5
ra(max.)(mm)5
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 124
JTEKT

2025/07/09