Douglas DC-4
| Entry into service | 1939 |
| Dimensions | Length : 29.62 m |
| Wing span : 35.81 m | |
| Height : 8.39 m | |
| Weights | Maximum take off weight : 33,112 kg |
| Maximum landing weight : - kg | |
| Operating empty weight : 18,510 kg | |
| Maximum payload : - kg | |
| Powerplant | 4 x 1,450 hp (1,053 kW) Pratt & Whitney R-2800-2SD13G Twin Wasp. |
| Fuel capacity | - l |
| Performance | Maximum cruise speed : 235 kt - 435 km/h |
| Maximum cruising altitude : 16,500 ft - 5,000 m | |
| T-O distance : - m | |
| Landing field length : - m | |
| Design range :2,350 km. | |
| Accommodations | 1-class : 40 |
| 2-class : - | |
| 3-class : - |