MD Helicopters MD 500
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The MD Helicopters MD 500 series is an American family of light utility civilian and military helicopters. The MD 500 was developed from the Hughes 500, a civilian version of the US Army's OH-6A Cayuse/Loach. The series currently includes the MD... Wikipedia
Developed into: MD Helicopters MD 600
First flight: 27 February 1963
Manufacturer: Hughes Helicopters; McDonnell Douglas Helicopter Systems; MD Helicopters
Number built: 4,700
Produced: 1967–present
Variants: McDonnell Douglas MD 500 Defender; Boeing AH-6