Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
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Bearing No. 46T32318JR/115

Specifications
(Boundary dimensions ...etc)

d(mm)90
D(mm)190
T(mm)144
C(mm)115
r(min.)(mm)3
r1(min.)(mm)1
Basic load ratings : Cr(kN)989
Basic load ratings : C0r(kN)1230
Fatigue load limit : Cu(kN)157
Limiting speeds(Grease lub.)(min-1)1700
Limiting speeds(Oil lub.)(min-1)2200
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)108
Da(min.)(mm)177
Sa(min.)(mm)14.5
ra(max.)(mm)3
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 18.6
JTEKT

2025/06/01