Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47T483523A

Specifications
(Boundary dimensions ...etc)

d(mm)241.478
D(mm)349.148
T(mm)228.600
W(mm)228.600
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)2360
Basic load ratings : C0r(kN)4920
Fatigue load limit : Cu(kN)529
Axial load factors : Y2(mm)1.91
Axial load factors : Y3()2.84
Axial load factors : Y0()1.86
Constant e()0.35

Mounting dimensions

da(min.)(mm)267
Da(max.)(mm)335
Da(max.)(mm)319
S(min.)(mm)8.5
ra(max.)(mm)3.2
rb(max.)(mm)1.6
Axial load factors : Y2(mm)1.91
Axial load factors : Y3()2.84
Axial load factors : Y0()1.86
Constant e()0.35

Refer.

(Refer.)Mass(kg) 72.9
JTEKT

2025/06/01