| Name | Value |
|---|---|
| Bearing number | 7280 BM |
| Size (mm) | 400x720x103 |
| Brand | MBY |
| Bore Diameter (mm) | 400 |
| Outer Diameter (mm) | 720 |
| Width (mm) | 103 |
| Name | Value |
|---|---|
| d | 400 mm |
| D | 720 mm |
| B | 103 mm |
| d1 | - 532 mm |
| d2 | - 486 mm |
| D1 | - 591 mm |
| a | 287 mm |
| r1,2 | min. - 6 mm |
| r3,4 | min. - 3 mm |
| da | min. - 423 mm |
| Da | max. - 697 mm |
| Db | max. - 707 mm |
| ra | max. - 5 mm |
| rb | max. - 2.5 mm |
| Basic dynamic load rating | C - 728 kN |
| Basic static load rating | C0 - 1500 kN |
| Fatigue load limit | Pu - 26.5 kN |
| Reference speed | 900 r/min |
| Limiting speed | 950 r/min |
| Calculation factor | kr - 0.08 |
| Calculation factor | ka - 1.2 |
| Calculation factor | e - 1.14 |
| Calculation factor | X - 0.35 |
| Calculation factor | Y0 - 0.26 |
| Calculation factor | Y1 - |
| Calculation factor | Y2 - 0.57 |
| Mass bearing | 190 kg |
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