| Manufacturer | Letov |
| Model | S-5 |
| Modification | S-5 |
| Country | Czechoslovakia |
| Years | 1923 |
| Type | Other |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 12.70 m |
| Length | 8.30 m |
| Height | - |
| Wing area | 35.90 m2 |
| Zero fuel weight | - |
| Empty weight | 995 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 1447 kg |
| Flight duration | - |
| Engine | 1 Hiero Lo |
| Power | 1 x 230 HP |
| Thrust | - |
| Maximum speed | 195 km/h |
| Cruising speed | 152 km/h |
| Rate of climb | - |
| Practical range | - |
| Service ceiling | 5000 m |
| Hovering ceiling | - |
| Crew | 2 |
