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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 .
Hispano Mk. I Gloster F.9/37—a design not taken into service; Westland Whirlwind—the RAF's first cannon-armed fighter.; Bristol Beaufighter—early aircraft; Hawker Hurricane Mk.IV with the long barrels of the Mk.II Hispanos in the wings A Mustang Mk.IA, the only version of the Mustang to carry autocannon: the Hispano Mk.II
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)
Westland put forward their P.14, essentially an adaptation of Westland's Whirlwind fighter layout (and a more experimental twin, the P.13) to meet Air Ministry Specification F.4 of 1940 for a high altitude fighter. [3] The most obvious feature was the enormous high aspect ratio wing, with a span on the production aircraft of 70 feet (21 m).
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).
In his absence Mensford switched the design effort from the B1/44 bomber to work on specification N11/44 for a Naval single-seat fighter that would eventually become the Wyvern. [44] When Petter returned he was furious with Mensford. He knew Westland would not have the resources to develop and build both the fighter and the bomber. [44]
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.