| The UH-60 Black Hawk helicopter's first | | | | Combat radius: 420 nm, 592 km (368 mi) |
| flight was in Oct 17 1974. This was, 2 years | | | | |
| after when the US Army commissioned the | | | | Disc loading: 35.4 kg/m² (7.19 lb |
| Sikorsky and Boeing-Vertol to produce and | | | | ft²) |
| initially test 3 prototypes helicopters | | | | |
| within the specifications of a UTTAS or the | | | | Ferry range: 1,200 nm, 2,220 km (1,380 mi) |
| Utility Tactical Transport Aircraft System. | | | | |
| | | | Maximum speed: 193 knots, 357 km/h (222 mph) |
| When Sikorsky won over Boeing-Vertol to | | | | |
| become the produced of Black Hawk helicopters | | | | Power/mass: 158 W/kg (0.959 hp/lb) |
| for the Army, the UH-60 Black Hawk helicopter | | | | |
| became their very first model to produce. | | | | Rate of climb: 3.6 m/s (700 ft/min) |
| | | | |
| Here are the details about the UH-60 Black | | | | Service ceiling: 5,790 m (19,000 ft) |
| Hawk helicopter: | | | | |
| | | | Armament |
| General characteristics | | | | |
| | | | Guns: 2Ã- 0.30 in (7.62 mm) M60 machine |
| Crew: 3+11 | | | | guns (M134 miniguns) |
| | | | |
| Rotor diameter: 16.36 m (53 ft 8 in) | | | | Black Hawk Helicopter Significant dates: |
| | | | |
| Length: 19.76 m (64 ft 10 in) | | | | 1972: US Army UTTAS (Utility Tactical |
| | | | Transport Aircraft System) program begun. |
| Height: 5.13 m (16 ft 10 in) | | | | |
| | | | Oct 17, 1974: the Sikorsky YUH-60made its |
| Disc area: 210 m² (2,260 ft²) | | | | first flight |
| | | | |
| Maximum takeoff weight: 11,113 kg (24,500 lb) | | | | December 26, 1976: Sikorsky YUH-60 Black Hawk |
| | | | was declared the winner against Boeing-Vertol |
| Weight (Empty): 4,819 kg (10,624 lb) | | | | YUH-61. This was 7 months after the first |
| | | | competitive test began. |
| Weight (Loaded): 7,375 kg (16,260 lb) | | | | |
| | | | September 1977: The US Navy LAMPS III |
| Engine: 2Ã- General Electric T700-700 | | | | competition was won by the S-70B |
| free-turbine | | | | |
| | | | October 1978: The first produced UH-60A made |
| Turboshafts, 1,560 hp each | | | | its first flight. |
| | | | |
| Performance | | | | 1979 The first produced UH-60A was delivered |
| | | | to the US Army. |