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59-04985, Boeing build number B-004, was a prototype YHC-1B helicopter. The U.S. Army acceptance date was 26 April 1962. The administrative strike date was 1 March 1970. Aircraft hours are unknown. 59-04985 was assigned as the subject of joint Army / Air Force adverse weather and extreme temperature testing at Wright-Patterson Air Force Base (AFB), Ohio, Eglin AFB, Florida, and Eielson AFB, Alaska. In July 1962, the Department of Defense re-designated all U.S. military aircraft to a new system. All YHC-1B helicopters became YCH-47A. As of 11 April 1975, the last location of 59-04985 is unknown. Aircraft status: Unknown. |
