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Pick up to four aircraft. The best value in each row is highlighted.
Dornier Do 31
Military
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Helio Aircraft Company HST-550 Stallion
Military
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|---|---|---|
| Quick facts | ||
| Manufacturer | Dornier | Helio Aircraft Company |
| Type | Other military aircraft | Other military aircraft |
| Origin | — | — |
| First flight | 1967 | 1964 |
| Status | — | — |
| Units built | 3 | — |
| Unit cost | — | — |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.