A light utility helicopter, the MD 500 is used for both civilian and military operations. It comes in five and seven-seat configurations. The 500U (or 500C) is a more powerful version.
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.