Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
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Bearing No. 46T30226JR/78.5

Specifications
(Boundary dimensions ...etc)

d(mm)130
D(mm)230
T(mm)98
C(mm)78.5
r(min.)(mm)3
r1(min.)(mm)1
Basic load ratings : Cr(kN)809
Basic load ratings : C0r(kN)1020
Fatigue load limit : Cu(kN)131
Limiting speeds(Grease lub.)(min-1)1300
Limiting speeds(Oil lub.)(min-1)1700
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)148
Da(min.)(mm)218
Sa(min.)(mm)9.5
ra(max.)(mm)3
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 15.7
JTEKT

2025/06/01