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Description
| Manufacturer: | Lockheed | |
| Base model: | C-121 | |
| Designation: | EC-121 | |
| Version: | Q | |
| Nickname: | Super Constellation | |
| Designation System: | U.S. Air Force | |
| Designation Period: | 1925-1962 | |
| Basic role: | Transport | |
| Modified Mission: | Special electronic installation | |
| See Also: | ||
Specifications
| Length: | 116' 2" | 35.4 m | |
| Height: | 27' | 8.2 m | |
| Wingspan: | 123' 5" | 37.6 m | |
| Wingarea: | 1,654.0 sq ft | 153.6 sq m | |
| Empty Weight: | 80,611 lb | 36,558 kg | |
| Gross Weight: | 143,600 lb | 65,124 kg | |
Propulsion
| No. of Engines: | 4 | ||
| Powerplant: | Wright R-3350-34 | ||
| Horsepower (each): | 3400 | ||
Performance
| Range: | 4,600 miles | 7,407 km | |
| Cruise Speed: | 240 mph | 386 km/h | 208 kt |
| Max Speed: | 321 mph | 516 km/h | 278 kt |
| Climb: | 845 ft/min | 257 m/min | |
| Ceiling: | 20,600 ft | 6,278 m | |
