Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47T271916

Specifications
(Boundary dimensions ...etc)

d(mm)136.525
D(mm)190.500
T(mm)161.925
W(mm)161.925
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)866
Basic load ratings : C0r(kN)1890
Fatigue load limit : Cu(kN)258
Axial load factors : Y2(mm)2.10
Axial load factors : Y3()3.13
Axial load factors : Y0()2.06
Constant e()0.32

Mounting dimensions

da(min.)(mm)150
Da(max.)(mm)179
Da(max.)(mm)174
S(min.)(mm)4.8
ra(max.)(mm)3.2
rb(max.)(mm)1.6
Axial load factors : Y2(mm)2.10
Axial load factors : Y3()3.13
Axial load factors : Y0()2.06
Constant e()0.32

Refer.

(Refer.)Mass(kg) 14.3
JTEKT

2025/06/01