Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47248

Specifications
(Boundary dimensions ...etc)

d(mm)240
D(mm)360
T(mm)194
W(mm)194
r(min.)(mm)3
r1(min.)(mm)4
Basic load ratings : Cr(kN)1970
Basic load ratings : C0r(kN)3580
Fatigue load limit : Cu(kN)399
Axial load factors : Y2(mm)2.12
Axial load factors : Y3()3.15
Axial load factors : Y0()2.07
Constant e()0.32

Mounting dimensions

da(min.)(mm)272
Da(max.)(mm)346
Da(max.)(mm)327
S(min.)(mm)8.5
ra(max.)(mm)2.5
rb(max.)(mm)3
Axial load factors : Y2(mm)2.12
Axial load factors : Y3()3.15
Axial load factors : Y0()2.07
Constant e()0.32

Refer.

(Refer.)Mass(kg) 66.5
JTEKT

2025/06/01