Helicopter Sikorsky H-34A Choctaw Serial 58-58 Register 53-4500 used by US Army Aviation Army. Built 1955. Aircraft history and location Aircraft History 53-4500 US Army Aviation 1955-10-23 Sikorsky CH-34C Choctaw del US ARMY as H-34A, 53-4500, 23Oct55 to H-34C by Jan62 sos 26th Transportation Co, France, Jun64. Send Updates Use APP to upload photo @ (optional) When Now? / / Send