Mi-26 HELICOPTER III LARGEST AND MOST POWERFUL HELI IN THE WORLD III

The Mil Mi-26 is a Soviet/Russian heavy transport helicopter. Its product code is izdeliye 90. Operated by both military and civilian operators, it is the largest and most powerful helicopter to have gone into serial production. The Mi-26 was designed to replace earlier Mi-6 and Mi-12 heavy lift helicopters and act as a heavy-lift helicopter for military and civil use, having twice the cabin space and payload of the Mi-6, then the world&largest and fastest production helicopter. The primary purpose of the Mi-26 was to transport military equipment such as 13-tonne (29,000 lb) amphibious armored personnel carriers and mobile ballistic missiles to remote locations after delivery by military transport aircraft such as the Antonov An-22 or Ilyushin Il-76. The first Mi-26 flew on 14 December 1977[7] and the first production aircraft was rolled out on 4 October 1980. Development was completed in 1983 and by 1985, the Mi-26 was in Soviet military and commercial service. The Mi-26 was the first factory-equipped helicopter with a single, eight-blade main lift rotor. It is capable of flight in the event of power loss by one engine (depending on aircraft mission weight) because of an engine load sharing system. While its empty weight is only slightly higher than the Mi-6&the Mi-26 has a payload of up to 20 tonnes (44,000 lb). 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...