| K-12 | |
|---|---|
| Role | Tailless bomber |
| National origin | Soviet Union |
| Manufacturer | OKB Kalinin |
| First flight | July 1936 |
| Number built | 1 (10 incomplete production aircraft) |
The Kalinin K-12 was a proof-of-concept aircraft developed by the Kalinin Design Bureau in the 1930s.