- Rolling mill roll neck bearings
- Four-row tapered roller bearings
Bearing No. 47T644533L
Specification data (main dimensions, etc.)
| d(mm) | 317.500 |
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| D(mm) | 447.675 |
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| T(mm) | 327.025 |
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| W(mm) | 327.025 |
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| r(min.)(mm) | 6.4 |
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| r1(min.)(mm) | 1.6 |
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| Basic load ratings : Cr(kN) | 4590 |
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| Basic load ratings : C0r(kN) | 10100 |
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| Fatigue load limit : Cu(kN) | 995 |
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| Axial load factors : Y2(mm) | 2.03 |
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| Axial load factors : Y3 | 3.02 |
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| Axial load factors : Y0 | 1.98 |
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| Constant e | 0.33 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 344 mm |
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| Da(max.)(mm) | 426 mm |
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| Da(max.)(mm) | 411 mm |
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| S(min.)(mm) | 11.5 mm |
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| ra(max.)(mm) | 6.4 mm |
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| rb(max.)(mm) | 1.6 mm |
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| Axial load factors : Y2(mm) | 2.03 mm |
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| Axial load factors : Y3 | 3.02 |
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| Axial load factors : Y0 | 1.98 |
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| Constant e | 0.33 |
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| Mass(Refer.)(kg) | 161 kg |