| Manufacturer | Nagler Rolz |
| Model | NR.54-55 |
| Modification | NR.54 |
| Country | Germany |
| Years | 1941 |
| Type | Helicopter |
| Main rotor diameter | 7.92 m |
| Tail rotor diameter | - |
| Wingspan | - |
| Length | 2.40 m |
| Height | 2.20 m |
| Wing area | - |
| Zero fuel weight | - |
| Empty weight | 36.5 kg |
| Maximum takeoff weight | 140 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 2 |
| Power | 1 x 8 HP |
| Thrust | - |
| Maximum speed | - |
| Cruising speed | 80 km/h |
| Rate of climb | - |
| Practical range | 48 km |
| Service ceiling | 457 m |
| Hovering ceiling | - |
| Crew | 1 |
