Helicopter Westland Sioux Serial wa332 Register XT173 used by Army Air Corps AAC (British Army). Built 1965. Aircraft history and location Aircraft History XT173 Army Air Corps 1965-08-18AAC Sioux AH.1d/d 18Aug65, w/o 20Jun67 1967-06-20 A Temple Cliff Enemy action Shot down by rifle fire in Crater area of Aden and w/o 20 Jun 1967. Send Updates Use APP to upload photo @ (optional) When Now? / / Send