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The Westland Whirlwind was a British twin-engined fighter developed by Westland Aircraft. A contemporary of the Supermarine Spitfire and Hawker Hurricane , it was the first single-seat, twin-engined, cannon-armed fighter of the Royal Air Force .
The Butterworth Westland Whirlwind was a 2/3 scale flying replica of the British Westland Whirlwind fighter aircraft of World War II that was built in the United States in the 1970s. The aircraft was based on the wings and horizontal tail of a Grumman American AA-1A modified and mated to an all-new fuselage .
The Westland Whirlwind helicopter was a British licence-built version of the U.S. Sikorsky S-55/H-19 ... Whirlwind Series 1 demonstrator fitted with P&W R-1340 in 1955.
The Sikorsky H-19 Chickasaw (company model number S-55) is a multi-purpose piston-engined helicopter that was used by the United States Army and United States Air Force.It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom.
Westland Whirlwind HAR.1 search and rescue helicopter (July 1961 - March 1962) Hawker Sea Hawk FGA.6 Fighter/Ground attack (May 1962 - May 1967) Westland Whirlwind HAR.3 search and rescue helicopter (July - September 1963) Westland Whirlwind HAS.7 anti-submarine helicopter (May 1965) Westland Wessex HU.5 transport helicopter (May 1969 - March 1981)
Whirlwind Mk I, 263 Sqn Exeter, in flight over West Country The Westland Whirlwind was the first cannon-armed fighter for the RAF, first flown in October 1938 and at the production stage by 1940. It was a twin engined heavy fighter (also able to function as a fighter bomber with 500-pound (230 kg) bombload).
771 NAS reformed in 1961 and assumed the helicopter trials and training roles from 700 NAS with the Westland Whirlwind, Westland Dragonfly, and the Westland Wasp prototype at RNAS Portland. During this time 771 was able to pioneer and develop many Search And Rescue techniques; including helicopter in-flight refueling ( HIFR ), hi-line transfer ...
It then took on Westland Whirlwind HAS.7 roughly 1 month later. [6] A couple of Westland Whirlwind HAS.22 were added to strength in February 1960, whilst an anti-submarine variant these being used for search and rescue duties until July 1961, when they were transferred to a reformed 771 Naval Air Squadron. [3]