page_title: Coaxial rotors
section_title: List of coaxial rotor helicopters
hierarchical_section_title: Coaxial rotors / List of coaxial rotor helicopters
caption_attribution_description: English: 090209-N-1082Z-018 GULF OF ADEN (Feb. 9, 2009) A Russian Helix KA-27 helicopterassigned to the Russian destroyer Admiral Vinogradov (DDG 572) flies near the guided-missile cruiser USS Vella Gulf (CG 72) while conducting operations in the Gulf of Aden. Vella Gulf is the flagship for Combined Task Force 151, a multi-national task force conducting counterpiracy operations to detect and deter piracy in and around the Gulf of Aden, Arabian Gulf, Indian Ocean and Red Sea. (U.S. Navy photo by Mass Communications Specialist 2nd Class Jason R. Zalasky/Released)
context_page_description: Coaxial rotors or coax rotors are a pair of helicopter rotors mounted one above the other on concentric shafts, with the same axis of rotation, but turning in opposite directions. This rotor configuration is a feature of helicopters produced by the Russian Kamov helicopter design bureau.
context_section_description: Bensen B-9 (1958)
  Brantly B-1 (1946)
  Bréguet G.111 (1949)
  Bréguet-Dorand Gyroplane Laboratoire (1936)
  Chu Hummingbird (1948)
  Cierva CR Twin (1969)
  Eagle's Perch (1998)
  EDM Aerotec CoAX 2D/2R
  Gyrodyne QH-50 DASH
  Gyrodyne GCA-2 (1949)
  HTM Skytrac
  Kamov Ka-8
  Kamov Ka-10
  Kamov Ka-15
  Kamov Ka-18
  Kamov Ka-25
  Kamov Ka-26
  Kamov Ka-27
  Kamov Ka-31
  Kamov Ka-32
  Kamov Ka-50
  Kamov Ka-52
  Kamov Ka-92
  Kamov Ka-126
  Kamov Ka-137
  Kamov Ka-226
  Manzolini Libellula (1952)
  Phoenix Skyblazer (2011)
  Sikorsky S-69 (1973)
  Sikorsky X2 (2008)
  Sikorsky S-97
  Sikorsky/Boeing SB-1 Defiant
  VRT 300
  VRT 500
  Wagner Aerocar
caption: The Kamov Ka-32
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