| Manufacturer | Grumman |
| Model | G-73 Mallard |
| Modification | G-73 |
| Country | USA |
| Years | 1946 |
| Type | Search and rescue aircraft |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 20.32 m |
| Length | 14.73 m |
| Height | 5.72 m |
| Wing area | 41.25 m2 |
| Zero fuel weight | - |
| Empty weight | 4241 kg |
| Maximum takeoff weight | 5783 kg |
| Normal takeoff weight | - |
| Flight duration | - |
| Engine | 2 Pratt Whitney R-1340-S3H1 Wasp |
| Power | 2 x 600 HP |
| Thrust | - |
| Maximum speed | 346 km/h |
| Cruising speed | 290 km/h |
| Rate of climb | - |
| Practical range | 2221 km |
| Service ceiling | 7010 m |
| Hovering ceiling | - |
| Crew | 2 |
