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Thread: Sikorsky S-72 compound helicopter - photos

  1. Sep 16, 2022, 04:42 PM #1
    Altair
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    Sikorsky S-72 compound helicopter - photos

    Sikorsky S-72 experimental compound helicopter developed in the 1970s.

    Fullsize image: https://diqn32j8nouaz.cloudfront.net...2_fullsize.jpg


    Fullsize image: https://diqn32j8nouaz.cloudfront.net...1_fullsize.jpg


    Fullsize image: https://diqn32j8nouaz.cloudfront.net...0_fullsize.jpg



    Previously:

    Lockheed XH-51 experimental helicopter - GIF
    Piasecki X-49 SpeedHawk compound helicopter - GIF
    Kamov Ka-22 compound helicopter - photo
    Sikorsky S-64 Skycrane rotor and gearbox - photo
    Sikorsky-Boeing SB-1 Defiant helicopter - GIF

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  2. The Following 4 Users Say Thank You to Altair For This Useful Post:

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