- Rolling mill roll neck bearings
- Four-row tapered roller bearings
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Bearing No. 82681D/20/20D
Specifications
(Boundary dimensions ...etc)
d(mm) | 177.800 |
---|
D(mm) | 279.400 |
---|
T(mm) | 234.948 |
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W(mm) | 234.950 |
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r(min.)(mm) | 3.2 |
---|
r1(min.)(mm) | 1.6 |
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Basic load ratings : Cr(kN) | 1780 |
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Basic load ratings : C0r(kN) | 3290 |
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Fatigue load limit : Cu(kN) | 373 |
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Axial load factors : Y2(mm) | 1.29 |
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Axial load factors : Y3() | 1.92 |
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Axial load factors : Y0() | 1.26 |
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Constant e() | 0.52 |
Mounting dimensions
da(min.)(mm) | 197 |
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Da(max.)(mm) | 267 |
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Da(max.)(mm) | 251 |
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S(min.)(mm) | 6.5 |
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ra(max.)(mm) | 3.2 |
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rb(max.)(mm) | 1.6 |
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Axial load factors : Y2(mm) | 1.29 |
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Axial load factors : Y3() | 1.92 |
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Axial load factors : Y0() | 1.26 |
---|
Constant e() | 0.52 |
Refer.