Helicopter Westland Whirlwind HAS.7 Serial wa253 Register XM662 used by Fleet Air Arm RN (Royal Navy). Built 1958. Aircraft history and location Aircraft History XM662 dec58 Fleet Air Arm 1958-12-04Westland Whirlwind HAS.7, c/n WA253, ff: 04Dec58 del Royal Navy Fleet Air Arm as XM662, 16Dec58 b/u for spares and produce, Fleetlands, 03Aug70. Dec 1961 to 848 Sq / B-B (replacing XN260), until c mid Nov 1962 Send Updates Use APP to upload photo @ (optional) When Now? / / Send