Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47T130103

Specifications
(Boundary dimensions ...etc)

d(mm)650
D(mm)1030
T(mm)558.5
W(mm)558.5
r(min.)(mm)12
r1(min.)(mm)7.5
Basic load ratings : Cr(kN)17200
Basic load ratings : C0r(kN)36200
Fatigue load limit : Cu(kN)2900
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)749
Da(max.)(mm)986
Da(max.)(mm)925
S(min.)(mm)10.5
ra(max.)(mm)10
rb(max.)(mm)6
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) 1850
JTEKT

2025/06/01