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The Saro A.33 was a British prototype
flying boat A flying boat is a type of fixed-winged seaplane with a hull, allowing it to land on water. It differs from a floatplane in that a flying boat's fuselage is purpose-designed for floatation and contains a hull, while floatplanes rely on fusela ...
built by Saunders-Roe Limited in response to a British
Air Ministry The Air Ministry was a department of the Government of the United Kingdom with the responsibility of managing the affairs of the Royal Air Force, that existed from 1918 to 1964. It was under the political authority of the Secretary of State ...
Specification R.2/33 and in competition with the
Short Sunderland The Short S.25 Sunderland is a British flying boat patrol bomber, developed and constructed by Short Brothers for the Royal Air Force (RAF). The aircraft took its service name from the town (latterly, city) and port of Sunderland in North East ...
.


Design and development

The A.33 was a four-engined flying-boat with a parasol monospar wing, the wing was supported by two angled N-struts which connected the wing to hull-mounted sponsons. The hull-mounted sponsons were used rather than wingtip floats and were also used as fuel tanks. A
Saro Cloud The Saro Cloud was a British passenger amphibian flying boat designed and built by Saunders-Roe as the A.19. It was later produced as the A.29 for the Royal Air Force for pilot and navigator training. Development Following on the success of the ...
was modified with a monospar wing and sponsons to test the design concepts. The A.33
serial number A serial number is a unique identifier assigned incrementally or sequentially to an item, to ''uniquely'' identify it. Serial numbers need not be strictly numerical. They may contain letters and other typographical symbols, or may consist enti ...
''K4773'' first flew on 14 October 1938. However, the A33 prototype was written off after structural failure sustained during high-speed taxi trials on 25 October 1938 and development was abandoned.''Flight International'' – 29 July 1989. Flightglobal.com
Retrieved: 15 February 2009 A production contract for eleven aircraft was cancelled.


Specifications


See also

*
Short Sunderland The Short S.25 Sunderland is a British flying boat patrol bomber, developed and constructed by Short Brothers for the Royal Air Force (RAF). The aircraft took its service name from the town (latterly, city) and port of Sunderland in North East ...


References

;Notes ;Bibliography *London, Peter. ''British Flying Boats''. Stroud, UK:Sutton Publishing, 2003. .


External links


History of War article
{{Saro aircraft 1930s British patrol aircraft Flying boats A.33 Four-engined tractor aircraft Parasol-wing aircraft Four-engined piston aircraft