| Designation: LM 249747 NW/LM 249710 D ➀ | ||||||||||||||||
| Type: Radial taper roller bearings. Multi row (metric standard other than ISO 355). Complete. | ||||||||||||||||
| Main dimensions: | ||||||||||||||||
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| Drawing ➂: | ||||||||||||||||
| Designation: EE 291250/291750 ➀ | ||||||||||||||||
| Type: Radial taper roller bearings. Single row (inch and non standard). Complete. | ||||||||||||||||
| Main dimensions: | ||||||||||||||||
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| Drawing ➂: | ||||||||||||||||
| d | 45 | mm | |
| D | 100 | mm | |
| T | 27.25 | mm | |
| d1 | ≈ | 74.7 | mm |
| B | 25 | mm | |
| C | 18 | mm | |
| r1,2 | min. | 2 | mm |
| r3,4 | min. | 1.5 | mm |
| a | 31 | mm |
| da | max. | 56 | mm |
| db | min. | 54 | mm |
| Da | min. | 79 | mm |
| Da | max. | 91 | mm |
| Db | min. | 95 | mm |
| Ca | min. | 4 | mm |
| Cb | min. | 9 | mm |
| ra | max. | 2 | mm |
| rb | max. | 1.5 | mm |
| Basic dynamic load rating | C | 106 | kN | |
| Basic static load rating | C0 | 102 | kN | |
| Fatigue load limit | Pu | 12.5 | kN | |
| Reference speed | 5000 | r/min | ||
| Limiting speed | 6700 | r/min | ||
| Calculation factor | e | 0.83 | ||
| Calculation factor | Y | 0.72 | ||
| Calculation factor | Y0 | 0.4 |
| Mass bearing | 0.951 | kg |
