Istra Ezhik

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Istra Ezhik
Role Agricultural aircraft
National origin Russian Federation
Manufacturer Istra Experimental Mechanics Depot

The Istra Ezhik (en: Small hedgehog) is a Russian agricultural aircraft designed and developed by Istra (Istra Experimental Mechanics Depot).[1]

Design and development[edit]

The Ezhik design begun in 1999 and first exhibited in August 2005 and flew some time after.[1] The Ezhik is a conventional low-wing cantilever monoplane powered by a Walter Minor M-337A engine.[1] It first appeared with a conventional single fin but was later modified with twin rectangular fins.[1] It has a raised and enclosed cockpit with two tandem-seats and a conventional landing gear with a tailwheel.[1] The Ezhik has a welded steel tube fuselage with aluminium skin forward of the cockpit with the rest of the fuselage and tail fabric covered.[1] It has a monospar wing and a chemical hopper in the fuselage feeds eight rotary atomisers fitted beneath the wings.[1]


Data from Jane's All the World's Aircraft 2008-2009[1]

General characteristics

  • Crew: 2
  • Length: 9.20 m (30 ft 2¼ in)
  • Wingspan: 12.00 m (39 ft 4½ in)
  • Height: 3.05 m (10 ft 0 in)
  • Wing area: 24.25 m2 (261 ft2)
  • Empty weight: 650 kg (1433 lb)
  • Gross weight: 1150 kg (2535 lb)
  • Powerplant: 1 × Walter Minor M-337A engine, 157 kW (210 hp)


  • Maximum speed: 180 km/h (112 mph)
  • Range: 1000 km (621 miles)
  • Rate of climb: 4,5 m/s (885 ft/min)


  1. ^ a b c d e f g h Jackson 2008, pp. 462-463
  • Paul Jackson, ed. (2008). Jane's All the World's Aircraft 2008-2009. Coulsdon, Surrey, England: Jane's Information Group. ISBN 978-0-7106-2837-4.