Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
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Bearing No. 46T30224JR/78

Specifications
(Boundary dimensions ...etc)

d(mm)120
D(mm)215
T(mm)97
C(mm)78
r(min.)(mm)2.5
r1(min.)(mm)1
Basic load ratings : Cr(kN)745
Basic load ratings : C0r(kN)945
Fatigue load limit : Cu(kN)123
Limiting speeds(Grease lub.)(min-1)1400
Limiting speeds(Oil lub.)(min-1)1800
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)134
Da(min.)(mm)203
Sa(min.)(mm)9.5
ra(max.)(mm)2.5
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 13.9
JTEKT

2025/06/01