Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47T925928

Specifications
(Boundary dimensions ...etc)

d(mm)460
D(mm)586
T(mm)280
W(mm)280
r(min.)(mm)3
r1(min.)(mm)1
Basic load ratings : Cr(kN)3990
Basic load ratings : C0r(kN)9810
Fatigue load limit : Cu(kN)915
Axial load factors : Y2(mm)1.52
Axial load factors : Y3()2.26
Axial load factors : Y0()1.49
Constant e()0.44

Mounting dimensions

da(min.)(mm)483
Da(max.)(mm)572
Da(max.)(mm)555
S(min.)(mm)10.5
ra(max.)(mm)2.5
rb(max.)(mm)1
Axial load factors : Y2(mm)1.52
Axial load factors : Y3()2.26
Axial load factors : Y0()1.49
Constant e()0.44

Refer.

(Refer.)Mass(kg) 177
JTEKT

2025/06/01