Helicopter Westland Wessex HAS.1 Serial wa 94 Register XS115 used by Fleet Air Arm RN (Royal Navy). Built 1963. Aircraft history and location Aircraft History XS115 Fleet Air Arm Westland Wessex HAS.1, c/n WA094, f/f: 20/03/1963 del Royal Navy as XS115, 03/04/1963, w/o 07/02/1964. Send Updates Use APP to upload photo @ (optional) When Now? / / Send