- Rolling mill roll neck bearings
- Four-row tapered roller bearings
Bearing No. 4TR19A
Specification data (main dimensions, etc.)
| d(mm) | 482.600 |
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| D(mm) | 615.950 |
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| T(mm) | 330.200 |
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| W(mm) | 330.200 |
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| r(min.)(mm) | 6.4 |
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| r1(min.)(mm) | 6.4 |
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| Basic load ratings : Cr(kN) | 5190 |
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| Basic load ratings : C0r(kN) | 13400 |
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| Fatigue load limit : Cu(kN) | 1220 |
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| Axial load factors : Y2(mm) | 1.54 |
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| Axial load factors : Y3 | 2.30 |
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| Axial load factors : Y0 | 1.51 |
|---|
| Constant e | 0.44 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 512 mm |
|---|
| Da(max.)(mm) | 593 mm |
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| Da(max.)(mm) | 573 mm |
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| S(min.)(mm) | 6.5 mm |
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| ra(max.)(mm) | 6.4 mm |
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| rb(max.)(mm) | 6.4 mm |
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| Axial load factors : Y2(mm) | 1.54 mm |
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| Axial load factors : Y3 | 2.30 |
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| Axial load factors : Y0 | 1.51 |
|---|
| Constant e | 0.44 |
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| Mass(Refer.)(kg) | 240 kg |