Helicopter Westland Whirlwind HAS.7 Serial wa261 Register XM683 used by Fleet Air Arm RN (Royal Navy). Built 1959. Aircraft history and location Aircraft History XM683 apr59 Fleet Air Arm 1959-02-18Westland Whirlwind HAS.7, c/n WA261, ff: 18Feb59 del Royal Navy Fleet Air Arm as XM683, 14Apr59 w/o 26May61. 1961-05-26 A Off Sipadan Island Accident Jan 1960 to 848 Sq / T-B at Sembawang ditched off HMS Bulwark while operating off Borneo 26 May 1961 Send Updates Use APP to upload photo @ (optional) When Now? / / Send