UH-60 helicopter

The Sikorsky UH-60 Black Hawk is a four-blade, twin-engine, medium-lift utility military helicopter manufactured by Sikorsky Aircraft. It was developed in the 1970s to replace the Bell UH-1 Iroquois as the Army's tactical transport helicopter. The UH-60A entered service in 1979, followed by various upgrades and variants including the UH-60L and UH-60M, and modifications for the U.S. Navy, Air Force, and Coast Guard. The helicopter has served in several conflicts and has been exported to several nations. Major variants include the Sikorsky SH-60 Seahawk for naval purposes, Sikorsky HH-60 Pave Hawk for combat search and rescue, and the UH-60M, the latest utility variant.learn more on wikipedia