Helicopter Westland Sioux Serial wa404 Register D-HHRK XT245 used by Army Air Corps AAC (British Army). Built 1966. Aircraft history and location Aircraft History XT245 Army Air Corps AAC Sioux AH.1 to Germany D-HHRK D-HHRK - 1978-07-11Private w/o 11Jul78 Send Updates Use APP to upload photo @ (optional) When Now? / / Send