Helicopter Sikorsky H-34A Choctaw Serial 58-307 Register 54-2904 used by US Army Aviation Army. Built 1956. Aircraft history and location Aircraft History 54-2904 US Army Aviation 1956-06-25del US ARMY as H-34A, 54-2904, 25Jun56 not on DA 2410, status unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send