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  • Utility observation helicopter for US Army, 4 built. Two modofied into S-59 / XH-39 turbine powered prototypes.





    List of Operators of Sikorsky YH-18


    From Organisation with model YH-18



    Construction Numbers on database of YH-18

    4YH-18




    Construction Numbers

    Help Us

    C/NYearHistory
    52-005 1951 US 49-2888
    52-006 1951 US 49-2889,N54066
    52-007 1951 US 49-2890
    52-008 1951 US 49-2891,N7741
    4 C/N.