| Manufacturer | SNCAO |
| Model | CAO-300 |
| Modification | CAO 300 |
| Country | France |
| Years | 1938 |
| Type | Flying boat |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 13.00 m |
| Length | 9.23 m |
| Height | 3.21 m |
| Wing area | 26.50 m2 |
| Zero fuel weight | - |
| Empty weight | 1300 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 1750 kg |
| Flight duration | - |
| Engine | 1 Salmson 9Aha |
| Power | 1 x 280 HP |
| Thrust | - |
| Maximum speed | 200 km/h |
| Cruising speed | 158 km/h |
| Rate of climb | - |
| Practical range | - |
| Service ceiling | 2700 m |
| Hovering ceiling | - |
| Crew | - |
