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The Mil V-12 (NATO reporting name: Homer), given the project number Izdeliye 65 ("Item 65"), is a prototype helicopter designed in the Soviet Union and the largest helicopter ever built. [1] [2] The designation "Mi-12" would have been the designation for the production helicopter and did not apply to V-12 prototypes. [3]
It is the second largest and heaviest helicopter ever constructed, after the experimental Mil V-12. The tail rotor has about the same diameter and thrust as the four-bladed main rotor fitted to the MD Helicopters MD 500 .
Number built Notes Cierva W.11 Air Horse: 7 December 1948: 8 t: 1 three rotor helicopter Hughes XH-17: 23 October 1952: 23 t: 1 Prototype heavy-lift helicopter, largest rotor at 39.6 m Mil Mi-6: 5 June 1957: 44 t: 926 Heavy transport helicopter, 35 m rotor Mil V-12 or Mi-12 10 July 1968: 105 t: 2 Largest prototype helicopter, 2 × 35 m rotors ...
It was built by Sikorsky Aircraft for the United States Marine Corps. Developed in the 1970s, it entered service in 1981, and is planned to be in service into the 2030s. It is one of the largest military helicopters in service, and is operated from U.S. Navy ships or from land.
The Sikorsky CH-53K King Stallion (Sikorsky S-95) [2] is a heavy transport helicopter designed and produced by Sikorsky Aircraft.The King Stallion is an evolution of the long running CH-53 series of helicopters which has been in continuous service since 1966, and features three up-rated 7,500 shp (5,590 kW) engines, new composite rotor blades, and a wider aircraft cabin than its predecessors.
Number built Platt-LePage XR-1: Experimental helicopter Platt-LePage Aircraft Company: First helicopter tested by the USAAF. [1] 1941 Never 2 Sikorsky R-4: Sikorsky Aircraft Corporation: World's first large-scale mass-produced helicopter and the first helicopter used by the United States Army Air Forces. [2] 1942 Unknown 131 Sikorsky H-5
Most-produced Western helicopter; nicknamed "Huey". UH-1Y derivative in production. 1959–1976 Bell 206 Jetranger: 8,460: manufactured at Bell plants in United States and Canada: Also made under licence by Agusta in Italy and Commonwealth Aircraft Corporation in Australia: 1966–2010 Eurocopter AS350: 7,000 + [1] France: Airbus Helicopters ...
The Hughes XH-17 "Flying Crane" was the first helicopter project for the helicopter division of Hughes Aircraft Company.The XH-17, which had a two-bladed main rotor system with a diameter of 134 feet (41 m), still holds the world record for flying with the largest rotor system.