Helicopter Westland Whirlwind HAS.7 Serial wa168 Register XK941 used by Fleet Air Arm RN (Royal Navy). Built 1957. Aircraft history and location Aircraft History XK941 Fleet Air Arm 1957-08-27Westland Whirlwind HAS.7, c/n WA168, ff: 27Aug57 del Royal Navy Fleet Air Arm as XK941, 21Sep57 w/o 30Jan59. Send Updates Use APP to upload photo @ (optional) When Now? / / Send