SPAD S.G

S.G
Role	single-seat fighter
National origin	France
Manufacturer	SPAD (Société Pour l'Aviation et ses Dérivés)
Number built	1 converted from the prototype SPAD S.A-1
Developed from	SPAD S.A

The SPAD S.G1 and SPAD S.G2 were French single seat tractor biplanes of ca 1915/16, following similar arrangements to the SPAD S.A2 family with the propeller and engine buried in the fuselage and a pod suspended in front of the engine.^[1]^[2] A single SPAD S.A-1 was converted with a small circular section pulpit nacelle mounting a mock-up of a fixed forward-firing machine-gun and smaller wings.

At least one SPAD S.A-2 was converted to carry three fixed forward-firing machine-guns by the Imperial Russian Air Service in a similar fashion to the S.G.^[1]

Specifications (S.G)[edit]

Data from French Aircraft of the First World War ^[1]

General characteristics

Crew: 1
Wing area: 18.58 m² (200.0 sq ft)
Powerplant: 1 × Le Rhône 9J 9-cylinder air-cooled rotary piston engine, 82 kW (110 hp)
Propellers: 2-bladed fixed-pitch propeller

Performance

Maximum speed: 161 km/h (100 mph, 87 kn) at 2,000 m (6,600 ft)

154 km/h (96 mph; 83 kn) at 3,000 m (9,800 ft)

Time to altitude: 2,000 m (6,600 ft) in 7 minutes 15 seconds

2,000 m (6,600 ft) in 11 minutes 30 seconds

Armament

Guns: 1x fixed Hotchkiss M1909 Benét–Mercié machine gun with 1000 rounds

References[edit]

^ ^a ^b ^c Davilla, Dr. James J.; Soltan, Arthur (1997). French Aircraft of the First World War. Mountain View California: Flying Machines Press. pp. 482–483. ISBN 978-0-9637110-4-5.
^ Parmentier, Bruno (25 September 1997). "SPAD S.G-2". Aviafrance (in French). Retrieved 28 December 2019.

[DavillaSG-1] Davilla, Dr. James J.; Soltan, Arthur (1997). French Aircraft of the First World War. Mountain View California: Flying Machines Press. pp. 482–483. ISBN 978-0-9637110-4-5.

[avfrspadsg-2] Parmentier, Bruno (25 September 1997). "SPAD S.G-2". Aviafrance (in French). Retrieved 28 December 2019.

[1]

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