SPAD SA.4

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SPAD SA.4
Role Fighter
Manufacturer S.P.A.D.
First flight 22 Feb 1916 [1]
Primary users Roundel of the French Air Force before 1945.svg France
Imperial Russian Aviation Roundel.svg Russia
Number built 11 [1]
Developed from SA.2
Variants SA.1, SA.3
Wingspan 9.55 m (31 ft 4 in) [2]
Engine 80hp Le Rhône rotary[note 1]
Armament front flexible Lewis
Crew 2
Max Speed 135 km/h (84 mph) [3]
to 161 km/h (100 mph)[2]
Climb 1,000 m (3,280 ft) in 6:00[3]
2,000 m (6,560 ft) in 12:18[3]
3,000 m (9,840 ft) in 34:00[3]
Ceiling 3,500 m (11,500 ft) [3]
Endurance 2:00 [3]

The SPAD SA.4 was a SPAD SA.2 airframe with the 80hp rotary. Its wings were positioned further back for better balance. One was used by Aviation Militaire and the other ten were sent to Russia.

For more information, see Wikipedia:SPAD S.A.

References[edit]

Notes
  1. Russian aircraft may have used 110hp Le Rhône 9J rotaries.[1]
Citations
  1. 1.0 1.1 1.2 Davilla, p.474.
  2. 2.0 2.1 Lamberton, pp.216-217.
  3. 3.0 3.1 3.2 3.3 3.4 3.5 Davilla, p.478.
Bibliography
  • Dr. James J. Davilla and Arthur M. Soltan. French Aircraft of the First World War. Flying Machines Press, 1997. ISBN 0-9637110-4-0.
  • W.M.Lamberton and E.F. Cheesman. Fighter Aircraft of the 1914-1918 War. Harleyford Publications Limited, 1960.