Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
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Bearing No. 46248A

Specifications
(Boundary dimensions ...etc)

d(mm)240
D(mm)360
T(mm)115
C(mm)92
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)1240
Basic load ratings : C0r(kN)1980
Fatigue load limit : Cu(kN)216
Limiting speeds(Grease lub.)(min-1)690
Limiting speeds(Oil lub.)(min-1)920
Constant e()0.32
Axial load factors : Y2()2.12
Axial load factors : Y3()3.15
Axial load factors : Y0()2.07

Mounting dimensions

da(min.)(mm)258
Da(min.)(mm)341
Sa(min.)(mm)11.5
ra(max.)(mm)3
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 36.9
JTEKT

2025/07/03