UNIQUE AIRCRAFT PIONEER VTOL XV -3

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The Bell XV-3 (Bell 200) is an American tiltrotor aircraft developed by Bell Helicopter for a joint research program between the United States Air Force and the United States Army in order to explore convertiplane technologies.
General characteristics

Crew: 1
Length: 30 ft 4 in (9.25 m)
Wingspan: 31 ft 4 in (9.55 m)
Height: 13 ft 3 in (4.04 m)
Wing area: 116 sq ft (10.8 m2)
Airfoil: NACA 23021[16]
Empty weight: 1,907 lb (865 kg)
Gross weight: 2,218 lb (1,006 kg)
Powerplant: 1 × Pratt & Whitney R-985-AN-1 Wasp Junior 9-cylinder air-cooled radial piston engine, 450 hp (340 kW)
Main rotor diameter: 2× 25 ft 0 in (7.62 m)
Main rotor area: 981.9 sq ft (91.22 m2) 3-bladed translating rotors
Blade section: NACA 0015[17]

Performance

Maximum speed: 184 mph (296 km/h, 160 kn)
Cruise speed: 167 mph (269 km/h, 145 kn)
Range: 255 mi (410 km, 222 nmi)
Service ceiling: 15,000 ft (4,600 m)
Rate of climb: 1,260 ft/min (6.4 m/s)