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Role Observation biplane
National origin United States
Manufacturer Engineering Division
Primary user United States Army Air Service
Number built 2

The Engineering Division XCO-6 was an American two-seat observation biplane designed by the United States Army Engineering Division, only two were built and the type did not enter production.[1]

Design and development[edit | edit source]

Two prototypes of the XCO-6 were built powered by a 420 hp (313 kW) inverted air-cooled V-1710 engine.[1] One was tested at McCook Field and subsequently modified but no others were built.[1]

Variants[edit | edit source]

Prototype two-seat single-engined observation biplane.[1]
Proposed variant with the main fuel tanks moved into the upper wing, not built.[1]
A XCO-6 modified with a change of engine to a 435 hp (324 kW) Liberty 12A engine.[1]
XCO-6B modified with a larger propeller and changes to the landing gear.[1]

See also[edit | edit source]

References[edit | edit source]

Notes[edit | edit source]

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Andrade 1979, p. 96

Bibliography[edit | edit source]

  • Andrade, John (1979). U.S. Military Aircraft Designations and Serials since 1909. Hinckley, Leicstershire, UK: Midland Counties Publications. p. 171. ISBN 0-904597-22-9. 

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