Helicopter Sikorsky H-34A Choctaw Serial 58-86 Register 53-4524 used by US Army Aviation Army. Built 1955. Aircraft history and location Aircraft History 53-4524 US Army Aviation 1955-08-05 Sikorsky CH-34C Choctaw del US ARMY as H-34A, 53-4524, 05Aug55 to H-34C by Jan62 sos Co A, 8th Aviation Battalion, Germany, Oct64. Send Updates Use APP to upload photo @ (optional) When Now? / / Send