Helicopter Sikorsky H-34A Choctaw Serial 58-102 Register 53-4540 used by US Army Aviation Army. Built 1955. Aircraft history and location Aircraft History 53-4540 US Army Aviation 1955-09-16del US ARMY as H-34A, 53-4540, 16Sep55 to CH-34C Jul64 last reported on DA2410, HQ, 7A Aug R Grp, Germany, Dec64. Send Updates Use APP to upload photo @ (optional) When Now? / / Send