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

Bearing No. 46T30308JR/45.5

Specifications
(Boundary dimensions ...etc)

d(mm)40
D(mm)90
T(mm)56
C(mm)45.5
r(min.)(mm)2
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)194
Basic load ratings : C0r(kN)202
Fatigue load limit : Cu(kN)31.0
Limiting speeds(Grease lub.)(min-1)3600
Limiting speeds(Oil lub.)(min-1)4900
Constant e()0.35
Axial load factors : Y2()1.96
Axial load factors : Y3()2.91
Axial load factors : Y0()1.91

Mounting dimensions

da(min.)(mm)50
Da(min.)(mm)82
Sa(min.)(mm)5
ra(max.)(mm)2
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 1.67
JTEKT

2025/06/01