Boeing 80

Boeing 80
País	E.e.u.u
Papel	Avión
Primer vuelo	27 de julio de 1928
Construido	16

el Boeing 80 fue un avión de pasajeros estadounidense de la década de 1920. Un biplano trimotor, el Modelo 80 fue construido por Boeing Airplane Company para la propia aerolínea de Boeing, Boeing Air Transport, transportando con éxito tanto el correo aéreo como los pasajeros en servicios regulares.

Fuente: Boeing 80 en Wikipedia

Boeing Model 80A-1 Walk Around
Fotógrafo	Vladimir Yakubov
Localización	Museo del Vuelo, Seattle
Fotos	177

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Boeing Model 80 Walk Around
Fotógrafo	Michael Benolkin
Localización	Unknow
Fotos	24

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Ver también:

General Characteristics and Role

The Boeing Model 80A-1 was a major milestone in the early history of American air transport. It was a large, three-engine biplane designed and built by the Boeing Company in the late 1920s specifically for carrying passengers and mail. The original Model 80 was Boeing’s first passenger airliner, but the upgraded 80A-1 featured more powerful engines and increased seating capacity, allowing it to carry 18 passengers—a significant number for the era. The aircraft was primarily operated by Boeing Air Transport (BAT), an early component of what would eventually become United Airlines, on routes along the U.S. West Coast and Rocky Mountains. Its enclosed cabin, lavatory, and presence of the first U.S. flight attendants marked a substantial improvement in passenger comfort.

Property	Typical Value (Model 80A-1)
Papel	Airliner, Passenger/Mail Transport
National Origin	Estados Unidos
Fabricante	Boeing Airplane Company
First Flight (Model 80A)	12 September 1929
Equipo	2-3 (Pilot, Co-pilot/Radio Operator, Flight Attendant)
Capacidad	18 passengers + Mail
Longitud	16.89 m (55 ft 5 in)
Envergadura	24.38 m (80 ft 0 in)
Altura	4.75 m (15 ft 7 in)
Empty Weight	4,560 kg (10,050 lb)
Max Takeoff Weight	7,938 kg (17,500 lb)

Powerplant and Performance

Engines: 3 x Pratt & Whitney Wasp C 9-cylinder air-cooled radial engines.
Power Output (Each): 313 kW (420 hp).
Maximum Speed: 222 km/h (138 mph; 120 kn).
Cruise Speed: 201 km/h (125 mph; 108 kn).
Range: 740 km (460 mi; 400 nmi).
Service Ceiling: 4,270 m (14,000 ft).

Key Features and Legacy

Three-Engine Configuration: Provided a crucial safety feature, allowing the plane to continue flight if one engine failed, essential for crossing mountainous regions.
Flight Attendants: The Model 80 introduced the world’s first air hostesses (flight attendants) in 1930, all of whom were registered nurses.
Survivability: Only one original Boeing Model 80A-1 survives today. It was restored and is on display at The Museum of Flight in Seattle, Washington.

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