Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
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Bearing No. 46T30228JR/82.5

Specifications
(Boundary dimensions ...etc)

d(mm)140
D(mm)250
T(mm)102
C(mm)82.5
r(min.)(mm)3
r1(min.)(mm)1
Basic load ratings : Cr(kN)902
Basic load ratings : C0r(kN)1140
Fatigue load limit : Cu(kN)144
Limiting speeds(Grease lub.)(min-1)1200
Limiting speeds(Oil lub.)(min-1)1500
Constant e()0.44
Axial load factors : Y2()1.55
Axial load factors : Y3()2.31
Axial load factors : Y0()1.52

Mounting dimensions

da(min.)(mm)158
Da(min.)(mm)237
Sa(min.)(mm)9.5
ra(max.)(mm)3
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 19.7
JTEKT

2025/06/01