Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47T805638A

Specifications
(Boundary dimensions ...etc)

d(mm)400
D(mm)560
T(mm)380
W(mm)380
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)6410
Basic load ratings : C0r(kN)15200
Fatigue load limit : Cu(kN)1410
Axial load factors : Y2(mm)2.03
Axial load factors : Y3()3.02
Axial load factors : Y0()1.98
Constant e()0.33

Mounting dimensions

da(min.)(mm)435
Da(max.)(mm)542
Da(max.)(mm)519
S(min.)(mm)10
ra(max.)(mm)3
rb(max.)(mm)1.5
Axial load factors : Y2(mm)2.03
Axial load factors : Y3()3.02
Axial load factors : Y0()1.98
Constant e()0.33

Refer.

(Refer.)Mass(kg) 296
JTEKT

2025/06/01