- Rolling mill roll neck bearings
- Four-row tapered roller bearings
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Bearing No. LM742749D/714/714D
Specifications
(Boundary dimensions ...etc)
d(mm) | 215.900 |
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D(mm) | 288.925 |
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T(mm) | 177.800 |
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W(mm) | 177.800 |
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r(min.)(mm) | 3.2 |
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r1(min.)(mm) | 0.8 |
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Basic load ratings : Cr(kN) | 1310 |
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Basic load ratings : C0r(kN) | 3120 |
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Fatigue load limit : Cu(kN) | 381 |
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Axial load factors : Y2(mm) | 1.40 |
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Axial load factors : Y3() | 2.09 |
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Axial load factors : Y0() | 1.37 |
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Constant e() | 0.48 |
Mounting dimensions
da(min.)(mm) | 229 |
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Da(max.)(mm) | 276 |
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Da(max.)(mm) | 265 |
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S(min.)(mm) | 5.5 |
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ra(max.)(mm) | 3.2 |
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rb(max.)(mm) | 0.8 |
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Axial load factors : Y2(mm) | 1.40 |
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Axial load factors : Y3() | 2.09 |
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Axial load factors : Y0() | 1.37 |
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Constant e() | 0.48 |
Refer.