Supermarine S.5

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The Supermarine S.5, which first flew in 1927, is a British racing seaplane achieving exceptional performance. Measuring 7.4 meters long with an 8.2-meter wingspan and single engine, this aircraft achieves 514.3 km/h. The S.5 represents the apex of interwar racing seaplane development, combining innovative aerodynamic concepts with powerful engines. Its participation in Schneider Trophy competitions established Supermarine's racing aircraft excellence. The S.5's speed and technical sophistication influenced subsequent high-speed aircraft design across multiple nations.