Letov S-20
Fighter Biplane
Photo ©: Karsten Palt
The Letov S-20 is a single-engine single-seat fighter biplane aircraft produced by the Czechoslovak manufacturer Letov.
The S-20M was the main production variant which was used by the Czechoslovak Air Force. The version S-20L was exported to Lithunia (10 aircraft).
| Crew | 1 | |
| Propulsion | 1 Piston Engine | |
| Engine Model | Hispano-Suiza 8Fb | |
| Engine Power | 224 kW | 300 hp |
| max. Cruise Speed | 226 km/h | 122 kts 140 mph |
| Speed | 256 km/h | 138 kts 159 mph |
| Service Ceiling | 7.200 m | 23.622 ft |
| Rate of climb | 360 m/min | 1181 ft/min |
| Range | 500 km | 270 NM 311 mi. |
| Empty Weight | 728 kg | 1.605 lbs |
| max. Takeoff Weight | 1.048 kg | 2.310 lbs |
| Wing Span | 9,70 m | 31 ft 10 in |
| Wing Area | 18,4 m² | 198 ft² |
| Length | 7,44 m | 24 ft 5 in |
| Height | 2,56 m | 8 ft 5 in |
| First Flight | 1925 | |
| Production Status | out of production | |
| Total Production | > 115 | |
| Data for (Version) | Letov S-20M | |
| Variants | S-20M, S-20L | |
| [Photo-ID: 10515] © Karsten Palt 2014-06-08 | |
 | Letov S-20 Czechoslovak Army Air Force Reg.: C49 c/n: 18 |
| Letecke Muzeum Kbely [Prague] | |
| [Photo-ID: 10516] © Karsten Palt 2014-06-08 | |
 | Letov S-20 Czechoslovak Army Air Force Reg.: C49 c/n: 18 |
| Letecke Muzeum Kbely [Prague] | |