Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
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Bearing No. 46T30330JR/120

Specifications
(Boundary dimensions ...etc)

d(mm)150
D(mm)320
T(mm)154
C(mm)120
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)1800
Basic load ratings : C0r(kN)2160
Fatigue load limit : Cu(kN)257
Limiting speeds(Grease lub.)(min-1)930
Limiting speeds(Oil lub.)(min-1)1200
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)172
Da(min.)(mm)292
Sa(min.)(mm)17
ra(max.)(mm)4
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 56
JTEKT

2025/06/01