| Manufacturer | Johnson |
| Model | Rocket 185 |
| Modification | Rocket 185 |
| Country | USA |
| Years | 1945 |
| Type | Light aircraft |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 9.40 m |
| Length | 6.67 m |
| Height | 2.57 m |
| Wing area | 13.10 m2 |
| Zero fuel weight | - |
| Empty weight | 748 kg |
| Maximum takeoff weight | 1089 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 1 Lycoming O-435-A |
| Power | 1 x 185 HP |
| Thrust | - |
| Maximum speed | 290 km/h |
| Cruising speed | 250 km/h |
| Rate of climb | - |
| Practical range | - |
| Service ceiling | - |
| Hovering ceiling | - |
| Crew | 2-3 |
