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Martin Marietta X-24
Military
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First Boeing 747 prototype
Military
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|---|---|---|
| Quick facts | ||
| Manufacturer | Martin Marietta | — |
| Type | Experimental & historic pioneers | Experimental & historic pioneers |
| Origin | 🇺🇸 United States | — |
| First flight | 1969 | 1969 |
| Status | — | — |
| Units built | 1 | — |
| Unit cost | — | — |
| Dimensions | ||
| Length | 7.47 m | — |
| Wingspan | 4.17 m | — |
| Height | 3.15 m | — |
| Performance | ||
| Max. speed | 1,666 km/h | — |
| Powerplant | ||
| Engine model | Reaction Motors XLR11 | — |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.