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    • usa Air Test and Evaluation Squadron TWO ONE

    US Navy


    HX-21 : Blackjack
    United States Naval Aviation

    1949 to present    






    Helicopters

    Air Test and Evaluation Squadron TWO ONE US Navy

    Air Test and Evaluation Squadron TWO ONE
    Performs testing and evaluation of all Navy, Marine Corps and Coast Guard helicopters, tilt-rotors, Unmanned Aerial Vehicles (UAVs) and their associated sensor and weapons systems

    1949 - Rotary Wing Flight Test Section
    1975 - Rotary Wing Aircraft Test Directorate (RWATD)
    1995 - Rotary Wing (aircraft) Test Squadron (RWaTS)
    2002 - Air Test and Evaluation Squardron TWO ONE (HX-21)

    As of 2020, HX-21 is engaged in testing six families of aircraft, including the CH-53K King Stallion, Marines/Navy MV-22, USAF CMV-22B and the Presidential helicopter fleet of HMX-1


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    News of Air Test and Evaluation Squadron TWO ONE

    HX-21 Test Osprey on LPD-class Ship, 02-Nov-20 : #LPD US Navy’ Air Test and Evaluation Squadron HX-21 completed a 10-day detachment aboard the amphibious transport dock USS New York (LPD 21, San Antonio-class) operating Marine MV-22B, Navy CMV-22B, USAF CMV-22B and Presidential Osprey tilt-rotors during 180 shipboard approaches and landings, totaling 45 hours of flight testing

    CH-53K King Stallion First Time at Sea, 25-Jun-20 : #USSWasp The future USMC heavy lift helicopter, the Sikorsky CH-53K King Stallion, completed first sea trials aboard the amphibious assault ship USS Wasp (LHD-1)

    First Flight of Navy COD CMV-22B Osprey, 21-Jan-20 : #FirstFlight The Bell/Boeing CMV-22B Osprey completed its first flight at Bell’s Amarillo Assembly Center in Texas. The CMV-22B is the new Carrier Onboard Delivery (COD) aircraft for the US Navy to replace the C-2A Greyhound in the transport mission between shore bases and aircraft carriers. HX-21 squadron will conduct test flight program.

    Engine Integration Issues on CH-53K Resolved, 17-Dec-19 : #ExhaustGas State-of-the-art computational modeling helped a joint team design a validated solution to mitigate Exhaust Gas Re-ingestion on the CH-53K King Stallion, the future US Marine Corps heavy-lift helicopter

    Osprey Test Aircraft Retired to Museum, 13-Jul-19 : #Osprey MV-22 Osprey prototype number 8, an Engineering Manufacturing Development (EMD) aircraft nicknamed “Eight-Ball”, was retired to the Patuxent River Naval Air Museum in Lexington Park, Maryland after spending 20 years in the evaluation and test squadron

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    Locations

    YearsLocationICAO/FAA
    1949/    NAS Patuxent RiverKNHK




    Models

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    YearsModels
    2020/    CMV-22B Osprey
    2018/    US Marine Corps VH-92A
    2017/    US Marine Corps CH-53K King Stallion
    2004/    US Marine Corps V-22 Osprey
    US Marine Corps UH-1Y Venom






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