Grigorovich Stal-MAI
| Stal-MAI | |
|---|---|
| Stal-MAI model at the Museum of Moscow Aviation Institute | |
| General information | |
| Type | Long-range experimental aircraft |
| National origin | Soviet Union |
| Manufacturer | Moscow Aviation Institute |
| Number built | 1 |
| History | |
| First flight | 19 September 1934 |
The Stal-MAI (also called the RD-MAI) was a long-range experimental aircraft developed by the Moscow Aviation Institute under the supervision of Dmitry Grigorovich and later Pyotr Grushin. It first flew on 19 September 1934.