| Manufacturer | SAB |
| Model | AB.21 |
| Modification | AB.21 |
| Country | France |
| Years | 193 |
| Type | Bomber |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 36.70 m |
| Length | 21.90 m |
| Height | 6.84 m |
| Wing area | 201.00 m2 |
| Zero fuel weight | - |
| Empty weight | 9340 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 13250 kg |
| Flight duration | - |
| Engine | 4 Lorraine 12Ha |
| Power | 4 x 500 HP |
| Thrust | - |
| Maximum speed | 220 km/h |
| Cruising speed | 187 km/h |
| Rate of climb | - |
| Practical range | 1000 km |
| Service ceiling | 5500 m |
| Hovering ceiling | - |
| Crew | - |
