Eight USAF H-65B/C upgraded by the Pave Low II program for the Combat Search and Rescue role. Later redesignated MH-53H List of Operators of HH-53H Years Model Org 1968/08 S-65 H-53 US Air Force Construction Numbers C/N Year History 65-385 w/o 1984 1974 73-1647
US Air Force 