Keystone NK

Keystone NK
Keystone NK
Role Biplane trainer
National origin United States
Manufacturer Keystone Aircraft
First flight 1928
Introduction 1930
Primary user United States Navy
Number built 20

The Keystone NK or Keystone Pup was a two-seat biplane trainer built by Keystone Aircraft for the United States Navy.

Design and development

The NK was an open-cockpit two-seat biplane with a convertible wheel or float landing gear. It was powered by a 220 hp (164 kW) Wright R-790 Whirlwind. The company prototype designated the Pup was entered into a United States Navy design competition for a trainer and was awarded a contract for three prototypes designated XNK-1. Following evaluation a production batch of 16 was ordered designated NK-1 which were delivered during 1930.

Variants

Pup
Keystone prototype, one built.
XNK-1
Prototypes for Naval variant of Pup, three built.
NK-1
Production aircraft with minor changes, 16 built.

Operators

 United States

Specifications (NK-1)

General characteristics

  • Crew: 2
  • Length: 26 ft 6 in (8.08 m)
  • Wingspan: 37 ft 0 in (11.28 m)
  • Powerplant: 1 × Wright R-790 Whirlwind, 220 hp (164 kW)

Performance

  • Maximum speed: 116 mph (186 km/h)
  • Range: 375 miles (603 km)

References

  • Taylor, Michael J. H. (1989). Jane's Encyclopedia of Aviation. London: Studio Editions. 
  • The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985). Orbis Publishing. 
  • Andrade, John (1979). U.S.Military Aircraft Designations and Serials since 1909. Midland Counties Publications. ISBN ISBN 0-904597-22-9. 

External links


Wikimedia Foundation. 2010.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • Keystone — may refer to:* Keystone (architecture), the piece at the apex of an arch or vault * The Keystone effect, caused by projecting an image onto a surface at an angle, or by photography at an angle * Keystone correction for these types of… …   Wikipedia

  • Keystone — ist die englische Bezeichnung für den Schlussstein der Name verschiedener Orte in den Vereinigten Staaten: Keystone (Colorado) Keystone (Florida) Keystone (Indiana) Keystone (Iowa) Keystone (South Dakota) Keystone (West Virginia) Keystone… …   Deutsch Wikipedia

  • Keystone — Keystone, CO U.S. Census Designated Place in Colorado Population (2000): 825 Housing Units (2000): 2606 Land area (2000): 40.636910 sq. miles (105.249108 sq. km) Water area (2000): 0.006514 sq. miles (0.016872 sq. km) Total area (2000): 40.643424 …   StarDict's U.S. Gazetteer Places

  • Keystone B-4A — Keystone B 4 Keystone B 4 …   Wikipédia en Français

  • Keystone b-4a — Keystone B 4 Keystone B 4 …   Wikipédia en Français

  • keystone — (n.) stone in the middle of an arch, which holds up the others, 1630s, from KEY (Cf. key) (n.1) in figurative sense of that which holds together other parts + STONE (Cf. stone). Figurative sense is from 1640s. Pennsylvania was called the Keystone …   Etymology dictionary

  • Keystone — ☆ Keystone [kē′stōn΄ ] adj. [after Keystone Comedy Co., the film producers] designating, of, or like the slapstick comedy of a series of silent films featuring a bungling, inept squad of policemen (Keystone Kops or Keystone Cops) in wild chases,… …   English World dictionary

  • Keystone, CO — U.S. Census Designated Place in Colorado Population (2000): 825 Housing Units (2000): 2606 Land area (2000): 40.636910 sq. miles (105.249108 sq. km) Water area (2000): 0.006514 sq. miles (0.016872 sq. km) Total area (2000): 40.643424 sq. miles… …   StarDict's U.S. Gazetteer Places

  • Keystone, FL — U.S. Census Designated Place in Florida Population (2000): 14627 Housing Units (2000): 5709 Land area (2000): 36.078818 sq. miles (93.443706 sq. km) Water area (2000): 3.164101 sq. miles (8.194984 sq. km) Total area (2000): 39.242919 sq. miles… …   StarDict's U.S. Gazetteer Places

  • Keystone, IA — U.S. city in Iowa Population (2000): 687 Housing Units (2000): 281 Land area (2000): 0.370289 sq. miles (0.959043 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.370289 sq. miles (0.959043 sq. km) FIPS code:… …   StarDict's U.S. Gazetteer Places

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”