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Friedrichshafen FF.40 Aircraft Information

Friedrichshafen FF.40


Manufacturer: Flugzeugbau Friedrichshafen
First flight: April 1916
Number built: 1

The Friedrichshafen FF.40 was a German three-seat floatplane of the 1910s produced by Flugzeugbau Friedrichshafen.

Development and design

The FF.40 was designed to meet a German Navy requirement for a three-seat patrol seaplane. It was a biplane but had an unusual powerplant design. The Maybach Mb.IV was fitted in the fuselage and drove two tractor propellers mounted just forward of and between the wings on each side. Only one aircraft was built.


German Empire

German Navy


General characteristics

Crew: Three
Length: 12.43 m (40 ft 9 in)
Wingspan: 21.00 m (68 ft 11 in)
Height: 4.45 m (14 ft 7 in)
Wing area: 88.9 m² (956 ft²)
Empty weight: 1,829 kg (4,032 lb)
Gross weight: 2,539 kg (5,598 lb)
Powerplant: 1 x— Maybach Mb.IV, 180 kW (240 hp)


Maximum speed: 125 km/h (78 mph)
Range: 750 km (468 miles)
Rate of climb: 1.7 m/s (335 ft/min)


1 x— 7.92 mm (.312 in) Parabellum MG14 machine gun for observer

The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985). Orbis Publishing.
Borzutzki, Siegfried (1993). Flugzeugbau Friedrichshafen GmbH: Diplom-Ingenieur Theodor Kober. Berlin: Kx¶nigswinter. pp. 130.

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Source: WikiPedia

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