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Fairchild 21

The Kreider-Reisner KR-21-A was a 1928 American two-seat biplane. It was designed and built by the Kreider-Reisner Aircraft Company of Hagerstown, Maryland.[1] Fairchild Aircraft took over Kreider-Reisner in 1929 and continued to build them, as the Fairchild KR-21, later the Fairchild 21.[2][3]

KR-21
Fairchild KR-21-B of 1930
Role Two-seat biplane
National origin United States
Manufacturer Fairchild Aircraft
Designer Otto C. Koppen
First flight 1928

Design and development edit

Designed by Fred Seiler Jr., H.L. Puckett states "over 200 were built in 6 different models."[4]

The KR-21-A was a wire braced biplane with two open tandem cockpits and powered by a 100 hp (60 kW) Kinner K-5 radial piston engine.[2] It was of mixed construction and had a fixed tailwheel landing gear and was fitted with dual controls.[2]

The KR-21-B was a more powerful biplane development, using a 125 bhp Kinner B-5 engine.[1]

Specifications (KR-21) edit

Data from [2]

General characteristics

  • Crew: 2
  • Length: 21 ft 6 in (6.55 m)
  • Wingspan: 28 ft 3 in (8.61 m)
  • Wing area: 139 sq ft (12.9 m2)
  • Empty weight: 755 lb (342 kg)
  • Max takeoff weight: 1,250 lb (567 kg)
  • Powerplant: 1 × Kinner K-5 5-cylinder radial piston engine, 90 hp (67 kW)

Performance

  • Maximum speed: 105 mph (169 km/h, 91 kn)
  • Cruise speed: 90 mph (140 km/h, 78 kn)
  • Range: 425 mi (684 km, 369 nmi)
  • Service ceiling: 9,440 ft (2,880 m)

References edit

Notes edit

  1. ^ a b "1930 Kreider-Reisner KR-21B - N954V". EAA.
  2. ^ a b c d Orbis 1985, p. 1640
  3. ^ "American airplanes – Cessna". www.aerofiles.com. 4 April 2009. Retrieved 2009-12-29.
  4. ^ Puckett, H.L. (1980). Sherman Fairchild's PT-19: Cradle of Heroes. Flambeau Lith Corporation. pp. 10–11.

Bibliography edit

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

fairchild, kreider, reisner, 1928, american, seat, biplane, designed, built, kreider, reisner, aircraft, company, hagerstown, maryland, fairchild, aircraft, took, over, kreider, reisner, 1929, continued, build, them, fairchild, later, fairchild, 1930, role, se. The Kreider Reisner KR 21 A was a 1928 American two seat biplane It was designed and built by the Kreider Reisner Aircraft Company of Hagerstown Maryland 1 Fairchild Aircraft took over Kreider Reisner in 1929 and continued to build them as the Fairchild KR 21 later the Fairchild 21 2 3 KR 21 Fairchild KR 21 B of 1930 Role Two seat biplane National origin United States Manufacturer Fairchild Aircraft Designer Otto C Koppen First flight 1928 Contents 1 Design and development 2 Specifications KR 21 3 References 3 1 Notes 3 2 BibliographyDesign and development editDesigned by Fred Seiler Jr H L Puckett states over 200 were built in 6 different models 4 The KR 21 A was a wire braced biplane with two open tandem cockpits and powered by a 100 hp 60 kW Kinner K 5 radial piston engine 2 It was of mixed construction and had a fixed tailwheel landing gear and was fitted with dual controls 2 The KR 21 B was a more powerful biplane development using a 125 bhp Kinner B 5 engine 1 Specifications KR 21 editData from 2 General characteristicsCrew 2 Length 21 ft 6 in 6 55 m Wingspan 28 ft 3 in 8 61 m Wing area 139 sq ft 12 9 m2 Empty weight 755 lb 342 kg Max takeoff weight 1 250 lb 567 kg Powerplant 1 Kinner K 5 5 cylinder radial piston engine 90 hp 67 kW Performance Maximum speed 105 mph 169 km h 91 kn Cruise speed 90 mph 140 km h 78 kn Range 425 mi 684 km 369 nmi Service ceiling 9 440 ft 2 880 m References edit nbsp Wikimedia Commons has media related to Fairchild KR 21 Notes edit a b 1930 Kreider Reisner KR 21B N954V EAA a b c d Orbis 1985 p 1640 American airplanes Cessna www aerofiles com 4 April 2009 Retrieved 2009 12 29 Puckett H L 1980 Sherman Fairchild s PT 19 Cradle of Heroes Flambeau Lith Corporation pp 10 11 Bibliography edit The Illustrated Encyclopedia of Aircraft Part Work 1982 1985 Orbis Publishing Retrieved from https en wikipedia org w index php title Fairchild 21 amp oldid 1217955519, wikipedia, wiki, book, books, library,

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