Helicopter Westland Wessex HU.5 Serial wa480 Register XT758 used by Fleet Air Arm RN (Royal Navy). Built 1966. Aircraft history and location Aircraft History XT758 Fleet Air Arm Westland Wessex HU.5, c/n WA480, f/f:? del Royal Navy as XT758, 27/07/1966 w/o 16/01/1976. 1976-01-16 Accident into storage, 848Sq/VB-VL by Jan 1975, w/o 16 Jan 1976 with 848 Sq/VB-B when ditched and sank while operating from HMS Bulwark. Send Updates Use APP to upload photo @ (optional) When Now? / / Send