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Dewoitine D.21


The Dewoitine D.21 was 1920s French open-cockpit, fixed-undercarriage, parasol winged monoplane fighter aircraft.

D.21
Argentine Dewoitine D.21
Role Fighter
Manufacturer Dewoitine
First flight 1925

Design and development edit

The prototype D.21 was a development of the D.12. The aircraft was license-built in Switzerland (by EKW), Czechoslovakia (by Skoda and known as the Skoda-Dewoitine D.1) and Argentina (by FMA). One Turkish D.21 was fitted with a modified wing and named Orhanelli.

 
Orhanelli; a Dewoitine D.21 fitted with a modified wing for record-breaking flights.

Operational history edit

Argentina bought seven French-built D.21s, and built another 38 under license by FMA from 1929 to 1932. The type remained in service until 1941.[1] Turkey bought a number, and Czechoslovakia built 25 for their air force.[2]

Variants edit

D.21 C.1
French Production version, license-built in Argentina and Turkey.
Skoda D.1
Licence manufacture of the Dewoitine D.21 in Czechoslovakia by Skoda;(26 built - included in D.9 total). Škoda L was a licence-built Hispanio Suiza HS-50. Armament only 2 × 7.7 mm (0.303 in) Vickers machine-guns

Operators edit

  Argentina
  Czechoslovakia
  Paraguay
   Switzerland
  Turkey

Specifications (D.21 C.1) edit

 
Dewoitine D.21 3-view drawing from L'Air May 15, 1928

Data from Jane's all the World's Aircraft 1928,[3] The encyclopedia of world aircraft[2]

General characteristics

  • Crew: 1
  • Length: 7.925 m (26 ft 0 in)
  • Wingspan: 12.8 m (42 ft 0 in)
  • Height: 3.32 m (10 ft 11 in)
  • Wing area: 25 m2 (270 sq ft)
  • Empty weight: 1,090 kg (2,403 lb)
  • Gross weight: 1,590 kg (3,505 lb)
  • Fuel capacity: 250 kg (550 lb) (ca. 175 L (46 US gal; 38 imp gal))
  • Powerplant: 1 × Hispano-Suiza 12Gb W-12 water-cooled piston engine, 370 kW (500 hp)
  • Propellers: 2-bladed fixed pitch propeller

Performance

  • Maximum speed: 267 km/h (166 mph, 144 kn) at sea level
262 km/h (163 mph; 141 kn) at 2,000 m (6,600 ft)
258 km/h (160 mph; 139 kn) at 3,000 m (9,800 ft)
254 km/h (158 mph; 137 kn) at 4,000 m (13,000 ft)
250 km/h (160 mph; 130 kn) at 5,000 m (16,000 ft)
  • Range: 400 km (250 mi, 220 nmi)
  • Service ceiling: 8,991 m (29,498 ft)
  • Rate of climb: 10 m/s (2,000 ft/min)
  • Time to altitude: 4,000 m (13,000 ft) in 8 minutes 4 seconds
5,000 m (16,000 ft) in 11 minutes 17 seconds
  • Wing loading: 63.6 kg/m2 (13.0 lb/sq ft)
  • Power/mass: 0.2694 kW/kg (0.1639 hp/lb)

Armament

See also edit

Related development

Related lists

References edit

Citations edit

  1. ^ Magnusson 2007, p. 156
  2. ^ a b Donald, David, ed. (1997). The encyclopedia of world aircraft. Leicester: Blitz Editions. ISBN 1-85605-375-X.
  3. ^ Grey, C.G., ed. (1928). Jane's all the World's Aircraft 1928. London: Sampson Low, Marston & company, ltd. pp. 18d–19d.

Bibliography edit

  • Bellomo, Sergio (May 2000). "Les Dewoitine D.21 et D.25 de l'Armée argentine" [The Dewoitine D.21s and D.25s of the Argentine Army]. Avions: Toute l'Aéronautique et son histoire (in French) (86): 50–52. ISSN 1243-8650.
  • Cortet, Pierre (July 1997). "Les premièrs chasseurs de Emile Dewoitine (5ème partie)". Avions: Toute l'Aéronautique et son histoire (in French) (52): 30–37. ISSN 1243-8650.
  • Magnusson, Michael (Winter 2007). "FMA : from 1945: The Story of Fabrica Militar de Aviones, Argentina: Part 1". Air-Britain Archive. pp. 155–158. ISSN 0262-4923.
  • Nunez Padin, Jorge Felix (May 1995). "Les Dewoitine D.21 de la Marine argentine" [The Dewoitine D.21 in the Argentine Navy]. Avions: Toute l'Aéronautique et son histoire (in French) (26): 36–42. ISSN 1243-8650.
  • Taylor, John W. R.; Alexander, Jean (1969). Combat aircraft of the world. London: Ebury P.; Michael Joseph. ISBN 0-71810-564-8.

Further reading edit

  • Sebastian Sequeira, Carlos Cal y Cecilia Calatayud. Aviación Naval Argentina. SS&CC ediciones, Buenos Aires, 1984. ISBN 950-9064-02-5 (Spanish)

External links edit

  • Dewoitine D.21, AMILARG - Aviacion Militar Argentina (Spanish) Accessed 2023-03-31
  • CAZA BOMBARDEROS DE LA AVIACION NAVAL: DEWOITINE D-21 - HISTARMAR (Spanish) Accessed 2023-04-01

dewoitine, this, article, needs, additional, citations, verification, please, help, improve, this, article, adding, citations, reliable, sources, unsourced, material, challenged, removed, find, sources, news, newspapers, books, scholar, jstor, june, 2014, lear. This article needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources Dewoitine D 21 news newspapers books scholar JSTOR June 2014 Learn how and when to remove this template message The Dewoitine D 21 was 1920s French open cockpit fixed undercarriage parasol winged monoplane fighter aircraft D 21Argentine Dewoitine D 21Role FighterManufacturer DewoitineFirst flight 1925 Contents 1 Design and development 2 Operational history 3 Variants 4 Operators 5 Specifications D 21 C 1 6 See also 7 References 7 1 Citations 7 2 Bibliography 8 Further reading 9 External linksDesign and development editThe prototype D 21 was a development of the D 12 The aircraft was license built in Switzerland by EKW Czechoslovakia by Skoda and known as the Skoda Dewoitine D 1 and Argentina by FMA One Turkish D 21 was fitted with a modified wing and named Orhanelli nbsp Orhanelli a Dewoitine D 21 fitted with a modified wing for record breaking flights Operational history editArgentina bought seven French built D 21s and built another 38 under license by FMA from 1929 to 1932 The type remained in service until 1941 1 Turkey bought a number and Czechoslovakia built 25 for their air force 2 Variants editD 21 C 1 French Production version license built in Argentina and Turkey Skoda D 1 Licence manufacture of the Dewoitine D 21 in Czechoslovakia by Skoda 26 built included in D 9 total Skoda L was a licence built Hispanio Suiza HS 50 Armament only 2 7 7 mm 0 303 in Vickers machine gunsOperators edit nbsp ArgentinaArmy Aviation Service Argentine Naval Aviation nbsp Czechoslovakia nbsp ParaguayParaguayan Air Force nbsp Switzerland nbsp TurkeyTurkish Air ForceSpecifications D 21 C 1 edit nbsp Dewoitine D 21 3 view drawing from L Air May 15 1928Data from Jane s all the World s Aircraft 1928 3 The encyclopedia of world aircraft 2 General characteristicsCrew 1 Length 7 925 m 26 ft 0 in Wingspan 12 8 m 42 ft 0 in Height 3 32 m 10 ft 11 in Wing area 25 m2 270 sq ft Empty weight 1 090 kg 2 403 lb Gross weight 1 590 kg 3 505 lb Fuel capacity 250 kg 550 lb ca 175 L 46 US gal 38 imp gal Powerplant 1 Hispano Suiza 12Gb W 12 water cooled piston engine 370 kW 500 hp Propellers 2 bladed fixed pitch propellerPerformance Maximum speed 267 km h 166 mph 144 kn at sea level262 km h 163 mph 141 kn at 2 000 m 6 600 ft 258 km h 160 mph 139 kn at 3 000 m 9 800 ft 254 km h 158 mph 137 kn at 4 000 m 13 000 ft 250 km h 160 mph 130 kn at 5 000 m 16 000 ft dd dd dd dd dd Range 400 km 250 mi 220 nmi Service ceiling 8 991 m 29 498 ft Rate of climb 10 m s 2 000 ft min Time to altitude 4 000 m 13 000 ft in 8 minutes 4 seconds5 000 m 16 000 ft in 11 minutes 17 seconds dd dd dd dd dd Wing loading 63 6 kg m2 13 0 lb sq ft Power mass 0 2694 kW kg 0 1639 hp lb Armament Guns 2 fuselage mounted synchronised 7 7 mm 0 303 in Vickers machine guns and 2 wing mounted 7 5 mm 0 295 in Darne machine guns in the centre section optional See also editRelated development Dewoitine D 25Related lists List of Interwar military aircraftReferences edit nbsp Wikimedia Commons has media related to Dewoitine D 21 Citations edit Magnusson 2007 p 156 a b Donald David ed 1997 The encyclopedia of world aircraft Leicester Blitz Editions ISBN 1 85605 375 X Grey C G ed 1928 Jane s all the World s Aircraft 1928 London Sampson Low Marston amp company ltd pp 18d 19d Bibliography edit Bellomo Sergio May 2000 Les Dewoitine D 21 et D 25 de l Armee argentine The Dewoitine D 21s and D 25s of the Argentine Army Avions Toute l Aeronautique et son histoire in French 86 50 52 ISSN 1243 8650 Cortet Pierre July 1997 Les premiers chasseurs de Emile Dewoitine 5eme partie Avions Toute l Aeronautique et son histoire in French 52 30 37 ISSN 1243 8650 Magnusson Michael Winter 2007 FMA from 1945 The Story of Fabrica Militar de Aviones Argentina Part 1 Air Britain Archive pp 155 158 ISSN 0262 4923 Nunez Padin Jorge Felix May 1995 Les Dewoitine D 21 de la Marine argentine The Dewoitine D 21 in the Argentine Navy Avions Toute l Aeronautique et son histoire in French 26 36 42 ISSN 1243 8650 Taylor John W R Alexander Jean 1969 Combat aircraft of the world London Ebury P Michael Joseph ISBN 0 71810 564 8 Further reading editSebastian Sequeira Carlos Cal y Cecilia Calatayud Aviacion Naval Argentina SS amp CC ediciones Buenos Aires 1984 ISBN 950 9064 02 5 Spanish External links editDewoitine D 21 AMILARG Aviacion Militar Argentina Spanish Accessed 2023 03 31 CAZA BOMBARDEROS DE LA AVIACION NAVAL DEWOITINE D 21 HISTARMAR Spanish Accessed 2023 04 01 Retrieved from https en wikipedia org w index php title Dewoitine D 21 amp oldid 1214746800, wikipedia, wiki, book, books, library,

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