Engineering Division XCO-6

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Engineering Division XCO-6 side view on ground.jpg
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]

Two prototypes of the XCO-6 were built powered by a 420 hp (313 kW) inverted air-cooled V-1410 engine.[1] One was tested at McCook Field and subsequently modified but no others were built.[1]


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]

Specifications (XCO-6)[edit]

Data from [2]

General characteristics

  • Crew: 2
  • Length: 29 ft 8 in (9.04 m)
  • Wingspan: 48 ft 0 in (14.63 m)
  • Powerplant: 1 × Liberty V-1410 V-12 water-cooled piston engine, 420 hp (310 kW)


See also[edit]

Related lists



  1. ^ a b c d e f g Andrade 1979, p. 96
  2. ^ Eckland, K.O. (2008-08-15). "American airplanes: E". Retrieved 2011-02-04. 


  • 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.