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

Bearing No. 46T30310DJR/52.5

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)110
T(mm)73
C(mm)52.5
r(min.)(mm)2
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)247
Basic load ratings : C0r(kN)266
Fatigue load limit : Cu(kN)39.5
Limiting speeds(Grease lub.)(min-1)2500
Limiting speeds(Oil lub.)(min-1)3500
Constant e()0.83
Axial load factors : Y2()0.82
Axial load factors : Y3()1.22
Axial load factors : Y0()0.8

Mounting dimensions

da(min.)(mm)62
Da(min.)(mm)105
Sa(min.)(mm)10
ra(max.)(mm)2
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 3.11
JTEKT

2025/06/01