UH-60A BLACKHAWK HELICOPTER Japan 6 mm h) | Dimensions

6 mm h) | Dimensions with extension piece - 1

a system overhaul that returns all A1s to like-new condition (M1A1 AIM)

300 lbf (41 kN) of thrust

more than 4

UH-60A BLACKHAWK HELICOPTER Japan 6 mm h) | DimensionsThe Sikorsky UH 60 lack Hawkis a "twin turbine engine, single rotor, semimonocoque fuselage, rotary wing helicopter. The Black Hawk was developed to meet a US Army requirement for a UH 1 Iroquois replacement in 1972. Three prototypes were constructed, the first (YUH 60) flying in October 1974, and evaluated against a rival (YUH 61) Boeing Vertol design. The Black Hawk was selected for production and the UH 60A entered service with the US Army in 1979.