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Friedrichshafen FF.31

The Friedrichshafen FF.31 was a German lightweight two-seat floatplane of the 1910s produced by Flugzeugbau Friedrichshafen.

FF.31
Role Two-seat coastal patrol floatplane
Manufacturer Flugzeugbau Friedrichshafen
First flight 1910s
Introduction 1915
Primary user German Imperial Navy
Number built 2

Development and design

The FF.31 was a biplane floatplane with a central nacelle and two open cockpits. The engine was mounted at the rear of the nacelle, driving with a pusher propeller. The twin open-frame tail booms extended aft from the wings to carry the tail unit. A version of the FF.31 with a fixed tailskid landing gear was designated the FF.37.

Operational history

FF.31s took part in a Sea battle where the German Imperial Navy was defeated, in May 1915.

Variants

FF.31
Production floatplane
FF.37
FF.31 with fixed tailskid landing gear.

Operators

  German Empire

Specifications (FF.31)

Data from [1]

General characteristics

  • Crew: 2
  • Length: 10.15 m (33 ft 4 in)
  • Upper wingspan: 16.85 m (55 ft 3 in)
  • Lower wingspan: 15.8 m (51 ft 10 in)
  • Height: 3.7 m (12 ft 2 in)
  • Wing area: 60 m2 (650 sq ft)
  • Empty weight: 1,063 kg (2,344 lb)
  • Gross weight: 1,535 kg (3,384 lb)
  • Powerplant: 1 × Maybach IR 6-cylinder water-cooled in-line piston engine, 120 kW (160 hp)
  • Propellers: 2-bladed pusher propeller

Performance

  • Maximum speed: 98 km/h (61 mph, 53 kn)
  • Range: 500 km (310 mi, 270 nmi)
  • Rate of climb: 0.9 m/s (180 ft/min)
  • Time to altitude: 500 m (1,600 ft) in 9 minutes 30 seconds ; 800 m (2,600 ft) in 16 minutes

Armament

See also

Related lists

References

  1. ^ Kober, Theodor von; Borzutzki, Siegfried (1993). Flugzeugbau Friedrichshafen GmbH : Diplom-Ingenieur Theodor Kober (in German) (1. Aufl ed.). Burbach. pp. 104–105. ISBN 978-3927513600.

Further reading

  • The Illustrated Encyclopedia of Aircraft (Part Work 1982–1985). Orbis Publishing.

friedrichshafen, german, lightweight, seat, floatplane, 1910s, produced, flugzeugbau, friedrichshafen, 31role, seat, coastal, patrol, floatplanemanufacturer, flugzeugbau, friedrichshafenfirst, flight, 1910sintroduction, 1915primary, user, german, imperial, nav. The Friedrichshafen FF 31 was a German lightweight two seat floatplane of the 1910s produced by Flugzeugbau Friedrichshafen FF 31Role Two seat coastal patrol floatplaneManufacturer Flugzeugbau FriedrichshafenFirst flight 1910sIntroduction 1915Primary user German Imperial NavyNumber built 2 Contents 1 Development and design 2 Operational history 3 Variants 4 Operators 5 Specifications FF 31 6 See also 7 References 8 Further readingDevelopment and design EditThe FF 31 was a biplane floatplane with a central nacelle and two open cockpits The engine was mounted at the rear of the nacelle driving with a pusher propeller The twin open frame tail booms extended aft from the wings to carry the tail unit A version of the FF 31 with a fixed tailskid landing gear was designated the FF 37 Operational history EditFF 31s took part in a Sea battle where the German Imperial Navy was defeated in May 1915 Variants EditFF 31 Production floatplane FF 37 FF 31 with fixed tailskid landing gear Operators Edit German EmpireGerman Imperial NavySpecifications FF 31 EditData from 1 General characteristicsCrew 2 Length 10 15 m 33 ft 4 in Upper wingspan 16 85 m 55 ft 3 in Lower wingspan 15 8 m 51 ft 10 in Height 3 7 m 12 ft 2 in Wing area 60 m2 650 sq ft Empty weight 1 063 kg 2 344 lb Gross weight 1 535 kg 3 384 lb Powerplant 1 Maybach IR 6 cylinder water cooled in line piston engine 120 kW 160 hp Propellers 2 bladed pusher propellerPerformance Maximum speed 98 km h 61 mph 53 kn Range 500 km 310 mi 270 nmi Rate of climb 0 9 m s 180 ft min Time to altitude 500 m 1 600 ft in 9 minutes 30 seconds 800 m 2 600 ft in 16 minutesArmament Guns 1 7 92 mm 0 312 in Parabellum MG14 machine gun for observerSee also EditRelated lists List of military aircraft of Germany List of flying boats and floatplanesReferences Edit Kober Theodor von Borzutzki Siegfried 1993 Flugzeugbau Friedrichshafen GmbH Diplom Ingenieur Theodor Kober in German 1 Aufl ed Burbach pp 104 105 ISBN 978 3927513600 Further reading EditThe Illustrated Encyclopedia of Aircraft Part Work 1982 1985 Orbis Publishing Retrieved from https en wikipedia org w index php title Friedrichshafen FF 31 amp oldid 1101444533, wikipedia, wiki, book, books, library,

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