/ Lockheed C-69 Constellation
Lockheed C-69 Constellation
The Lockheed C-69 Constellation was a four engined, propeller-driven military transport aircraft developed during World War Two.
Unpressurized prototype version, One built.
Initial troop transport version, 13 built.
Seven others were under construction, but converted to L-049 airliners while still on the assembly line.
Troop transport with a different internal layout than the C-69,
Long range troop and cargo transport with a cargo door on the left, None built.
Company designation L-349.
VIP transport version based on the initial C-69.
One built, Company designation L-549.
VIP transport with different engines with extra oil and fuel tanks,
Prototype XC-69 converted to use four Pratt & Whitney R-2800 radial engines in place of the original R-3350 for testing purposes.
95 ft 2 in (29.01 m)
123 ft (37 m)
22 ft 5 in (6.83 m)
1,650 sq ft (153 m2)
50,000 lb (22,680 kg)
Max take-off weight
72,000 lb (32,659 kg)
4 × Wright R-3350-35 Duplex-Cyclone 18-cylinder air-cooled radial piston engines, 2,200 hp (1,600 kW) each
3-bladed constant-speed propellers
330 mph (530 km/h, 290 kn) at 10,000 ft (3,048 m)
227 mph (365 km/h, 197 kn)
2,400 mi (3,900 km, 2,100 nmi)
25,030 ft (7,630 m).
Share on facebook
Follow us on