- Rolling mill roll neck bearings
- Four-row tapered roller bearings
Bearing No. 4TR540
Specification data (main dimensions, etc.)
| d(mm) | 540 |
|---|
| D(mm) | 690 |
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| T(mm) | 400 |
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| W(mm) | 400 |
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| r(min.)(mm) | 5 |
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| r1(min.)(mm) | 2.5 |
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| Basic load ratings : Cr(kN) | 7220 |
|---|
| Basic load ratings : C0r(kN) | 19800 |
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| Fatigue load limit : Cu(kN) | 1700 |
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| Axial load factors : Y2(mm) | 1.68 |
|---|
| Axial load factors : Y3 | 2.50 |
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| Axial load factors : Y0 | 1.64 |
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| Constant e | 0.40 |
Mounting dimensions,weight (reference)
| da(min.)(mm) | 566 mm |
|---|
| Da(max.)(mm) | 668 mm |
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| Da(max.)(mm) | 648 mm |
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| S(min.)(mm) | 10.5 mm |
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| ra(max.)(mm) | 4 mm |
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| rb(max.)(mm) | 2 mm |
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| Axial load factors : Y2(mm) | 1.68 mm |
|---|
| Axial load factors : Y3 | 2.50 |
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| Axial load factors : Y0 | 1.64 |
|---|
| Constant e | 0.40 |
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| Mass(Refer.)(kg) | 369 kg |