| Manufacturer | Letov |
| Model | S-19 |
| Modification | S-19 |
| Country | Czechoslovakia |
| Years | 1925 |
| Type | Transport aircraft |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 14.10 m |
| Length | 8.85 m |
| Height | - |
| Wing area | 45.00 m2 |
| Zero fuel weight | - |
| Empty weight | 1404 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 2004 kg |
| Flight duration | - |
| Engine | 1 Maybach Mb IVa |
| Power | 1 x 260 HP |
| Thrust | - |
| Maximum speed | 178 km/h |
| Cruising speed | 150 km/h |
| Rate of climb | - |
| Practical range | - |
| Service ceiling | 4900 m |
| Hovering ceiling | - |
| Crew | - |
