| Manufacturer | Flettner |
| Model | WNF 342 |
| Modification | WNF 342 V4 |
| Country | Germany |
| Years | 1943 |
| Type | Helicopter |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | - |
| Length | 5.07 m |
| Height | 2.40 m |
| Wing area | - |
| Zero fuel weight | - |
| Empty weight | 431 kg |
| Maximum takeoff weight | 640 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 1 Siemens-Halske Sh.14A |
| Power | 1 x 140 HP |
| Thrust | - |
| Maximum speed | 48 km/h |
| Cruising speed | - |
| Rate of climb | - |
| Practical range | - |
| Service ceiling | - |
| Hovering ceiling | - |
| Crew | 1 |
