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

Bearing No. 46228A

Specifications
(Boundary dimensions ...etc)

d(mm)140
D(mm)210
T(mm)66
C(mm)53
r(min.)(mm)2.5
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)452
Basic load ratings : C0r(kN)639
Fatigue load limit : Cu(kN)86.9
Limiting speeds(Grease lub.)(min-1)1300
Limiting speeds(Oil lub.)(min-1)1800
Constant e()0.47
Axial load factors : Y2()1.43
Axial load factors : Y3()2.12
Axial load factors : Y0()1.40

Mounting dimensions

da(min.)(mm)152
Da(min.)(mm)199
Sa(min.)(mm)6.5
ra(max.)(mm)2
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 7.18
JTEKT

2025/06/15