| Name | Value |
|---|---|
| Bearing number | 7256 BM |
| Size (mm) | 280x500x80 |
| Brand | MBY |
| Bore Diameter (mm) | 280 |
| Outer Diameter (mm) | 500 |
| Width (mm) | 80 |
| Name | Value |
|---|---|
| d | 280 mm |
| D | 500 mm |
| B | 80 mm |
| d1 | - 367.7 mm |
| d2 | - 328.07 mm |
| D1 | - 417.7 mm |
| a | 204 mm |
| r1,2 | min. - 5 mm |
| r3,4 | min. - 2 mm |
| da | min. - 300 mm |
| Da | max. - 480 mm |
| Db | max. - 489 mm |
| ra | max. - 4 mm |
| rb | max. - 2 mm |
| Basic dynamic load rating | C - 507 kN |
| Basic static load rating | C0 - 830 kN |
| Fatigue load limit | Pu - 17.6 kN |
| Reference speed | 1400 r/min |
| Limiting speed | 1400 r/min |
| Calculation factor | kr - 0.08 |
| Calculation factor | ka - 1.2 |
| Calculation factor | e - 1.14 |
| Calculation factor | X - 0.57 |
| Calculation factor | Y0 - 0.52 |
| Calculation factor | Y1 - 0.55 |
| Calculation factor | Y2 - 0.93 |
| Calculation factor | X - 0.35 |
| Calculation factor | Y0 - 0.26 |
| Calculation factor | Y1 - |
| Calculation factor | Y2 - 0.57 |
| Mass bearing | 67.5 kg |
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