Helicopter Sikorsky HH-53C Super Jolly Serial 65-387 Register 73-1649 used by US Air Force USAF. Built 1974. Aircraft history and location By Chris Kennedy Aircraft History 73-1649 US Air Force USAF conv HH-53H conv MH-53J conv MH-53M 2004-07-11 A EGUN Sikorsky MH-53M Pave Low IV MH-53M type asg 21st SOS at RAF Mildenhall 21st SOS preserved at Pima Air Museum, Tucson Arizona 2014-11-18 B Pima Air and Space Museum Exhibit preserved At the Pima Air and Space Museum in Tucson, AZ Send Updates Use APP to upload photo @ (optional) When Now? / / Send
