Harman Patil (Editor)

Boeing Model 64

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Top speed
  
150 km/h

Length
  
25 m

Manufacturer
  
Boeing

Wingspan
  
11 m

First flight
  
February 1926

Boeing Model 64 httpsuploadwikimediaorgwikipediacommonsthu

The Boeing Model 64 was an American single engine biplane training aircraft built by Boeing in the 1920s that failed to gain any orders.

Contents

Development and design

The Model 64 was built by Boeing at their own expense, and submitted to both the US Army and US Navy as a primary and gunnery training aircraft. The fuselage and tail was constructed of welded steel tubing, with wood wings spars and ribs. The wings used reverted to an earlier two bay design, due to aerodynamic problems with the Model 21/NB. For gunnery training a removable rear cockpit structure was built to carry a gun ring and flexible machine gun. A fixed synchronized gun could also be mounted to fire through the propeller.

The Model 64 first flew in February 1926. Later, the wings were replaced with ones using the thicker NACA Munk M-12 airfoil and which required only one set of struts. The updated plane first flew on 31 August 1926.

The aircraft was sold to Pacific Air Transport, later fitted with an Wright J-5 engine and resold to a private owner.

Operators

 United States
  • Pacific Air Transport
  • Specifications (seaplane)

    Data from Bowers, 1966, pg. 122

    General characteristics

  • Crew: 2
  • Wingspan: 36 ft 10 in (11.23 m)
  • Height: 11 ft 1 in (3.38 m)
  • Wing area: 344 ft2 (32.0 m2)
  • Empty weight: 2,140 lb (971 kg)
  • Gross weight: 2,840 lb (1,288 kg)
  • Powerplant: 1 × Wright J-3 9-cylinder radial engine, 200 hp (150 kW) each
  • Performance

  • Maximum speed: 93.3 mph (150 km/h)
  • Cruise speed: 84 mph (135 km/h)
  • Range: 250 miles (400 km)
  • Service ceiling: 7,500 ft (2,286 m)
  • Rate of climb: 410 ft/min (2.1 m/s)
  • Armament

  • 1x 0.30 in (7.7 mm) calibre machine gun.
  • References

    Boeing Model 64 Wikipedia