McDonnell-Douglas MD500 Defender

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The McDonnell-Douglas Helicopter Systems MD500 Defender is a light multi-role military helicopter based on the MD500 light utility helicopter and OH-6 Cayuse light observation helicopter.

Variants[edit | edit source]

  • MD500D Scout Defender: Armed reconnaissance version
  • MD500M Defender: Military export variant of the MD500 and MD500C, built under license by Kawasaki in Japan (as the OH-6J) and Breda Nardi in Italy.
  • MD500M/ASW Defender: Export variant for the Spanish Navy.
  • NH-500E Defender: Export variant for Italy built under license by Breda Nardi.
  • NH-500M Defender: Italian-built version of the MD500M Defender. Licensed by Breda Nardi before its merger with Agusta.
  • 500MD Defender: Military version of the 500D. Korean Air's aerospace division from 1976 to 1984 with 200 choppers made. Fifty were armed with TOW anti-tank missiles and 150 choppers used for transportation and support duties.
  • 500MD/ASW Defender: Maritime version of the 500MD Defender. Equipped with a Bendix RDR-1300 search radar in a nose cone offset to the port side, and a towed ASQ-81C(V)2 magnetic anomaly detector (MAD) at the starboard fuselage. Up to two Mk44 or Mk46 are carried underneath the fuselage, which can be replaced by smoke markers.
  • 500MD/TOW Defender: Anti-tank version of the 500MD Defender, armed with TOW anti-tank missiles.
  • 500MD/MMS-TOW Defender: Anti-tank version, fitted with a mast-mounted sight, armed with TOW anti-tank missiles.
  • 500MD Quiet Advanced Scout Defender: Fitted with noise suppression equipment.
  • 500MD Defender II: Improved variant of the Defender.
  • 500MG Defender: Military version of the 500E.
  • 520MG Defender: Philippine military version. Special Forces version. Modified 500MG Defender that carries .50 (12.7 mm) caliber machine guns and 7-tube rocket pods and operates as a light attack aircraft.
  • 520MK Black Tiger: South Korean-built military version, built by Korean Air Aerospace Division.
  • MD530F Cayuse Warrior: It is a military light scout attack helicopter developed from OH-6 Cayuse. It incorporates simple fixed-forward sighting system, FN Herstal weapons management system, Rohde & Schwarz M3AR tactical mission radio and Dillon Aero mission configurable armament system (MCAS) weapons plank. The Afghan Air Force is the largest operator of the Cayuse Warrior.
  • MD530M: Military variant of the MD500.
  • MD530MG Defender: Military variant.
  • MG530G BII: Improved military variant.
  • MD530 Nightfox: Night attack variant.
  • MD530MG Paramilitary Defender: Variant for police and border patrol.
  • MD540F: Upgraded MD530F, incorporating a 6-bladed, fully articulated rotor blade system made of composite material, a more rugged landing skid for heavier take-off and landing weights, a fully integrated digital glass cockpit with multi-function color displays and a pilot Helmet Display and Tracking System (HDTS), which couples together a targeting FLIR and laser designator.
  • MD530G: Designed based on the MD530F airframe and is engineered with advanced technology to deliver enhanced combat capabilities.

Users[edit | edit source]

  • Afghanistan
    • Afghan Air Force
  • Argentina
    • Argentine Air Force
    • Argentine Coast Guard
  • Chile
    • Chilean Army
  • Republic of China
    • Republic of China Navy
  • Colombia
    • Colombian Air Force
  • Croatia
    • Croatian Air Force
  • El Salvador
    • Salvadoran Air Force
    • Salvadoran Army
  • Finland
    • Finnish Army
  • Israel
    • Israeli Air Force
  • Italy
    • Italian Air Force
    • Italian Army
  • Japan
  • Jordan
    • Royal Jordanian Air Force
  • Kenya
    • Kenyan Army
  • Republic of Korea
    • Republic of Korea Air Force
    • Republic of Korea Army
  • Lebanon
    • Lebanese Army
    • Lebanese Air Force
  • Malaysia
    • Royal Malaysian Army
  • Malta
    • Maltese Air Wing
  • Mexico
    • Mexican Air Force
    • Mexican Navy
  • Nigeria
    • Nigerian Army Aviation
  • Panama
    • Panamanian Aeronaval Service
  • Philippines
    • Philippine Air Force
  • Spain
    • Spanish Navy
  • United States
    • United States Army

See Also[edit | edit source]

Related Development[edit | edit source]

Comparable Aircraft[edit | edit source]