Chetverikov ARK-4

The ARK-4 was a single-engine Soviet flying boat design produced by Chetverikov.[1]

ARK-4
Role Arctic Multi-role Flying Boat
National origin USSR
Manufacturer Chyetverikov
Designer Igor Vyacheslavovich Chyetverikov
First flight 1936
Number built 1

Specifications

General characteristics

  • Crew: 5
  • Length: 14.6 m (47 ft 11 in)
  • Wingspan: 20 m (65 ft 7 in)
  • Wing area: 59.5 m2 (640 sq ft)
  • Empty weight: 3,642 kg (8,029 lb)
  • Gross weight: 5,600 kg (12,346 lb)
  • Powerplant: 2 × Shvetsov M-25V 9-cylinder air-cooled radial piston engines, 560 kW (750 hp) each

Performance

  • Maximum speed: 320 km/h (200 mph, 170 kn)
  • Range: 1,500 km (930 mi, 810 nmi)
  • Service ceiling: 8,500 m (27,900 ft)
  • Rate of climb: 4.76 m/s (937 ft/min)

Armament

  • Guns:
1 x machine gun in a manually operated bow turret
1 x machine-gun in a dorsal sliding hatch
  • Bombs: 1,000 kg (2,200 lb) of bombs
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See also

References
  1. Murphy, Justin D.; McNiece, Matthew A. (2009). Military Aircraft, 1919-1945: An Illustrated History of Their Impact. ABC-CLIO. p. 231. ISBN 9781851094981.
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