The UH-60 Black Hawk
The UH-60 Black Hawk helicopters first flight was in Oct 17 1974. This was, 2 years after when the US Army commissioned the Sikorsky and Boeing-Vertol to produce and initially test 3 prototypes helicopters within the specifications of a UTTAS or the Utility Tactical Transport Aircraft System.
When Sikorsky won over Boeing-Vertol to become the produced of Black Hawk helicopters for the Army, the UH-60 Black Hawk helicopter became their very first model to produce.
Here are the details about the UH-60 Black Hawk helicopter:
General characteristics
Crew: 3+11
\r Rotor diameter: 16.36 m (53 ft 8 in)
\r Length: 19.76 m (64 ft 10 in)
\r Height: 5.13 m (16 ft 10 in)
\r Disc area: 210 m (2,260 ft)
\r Maximum takeoff weight: 11,113 kg (24,500 lb)
\r Weight (Empty): 4,819 kg (10,624 lb)
\r Weight (Loaded): 7,375 kg (16,260 lb)
\r Engine: 2 General Electric T700-700 free-turbine
\r Turboshafts, 1,560 hp each
Performance
Combat radius: 420 nm, 592 km (368 mi)
\r Disc loading: 35.4 kg/m (7.19 lb/ft)
\r Ferry range: 1,200 nm, 2,220 km (1,380 mi)
\r Maximum speed: 193 knots, 357 km/h (222 mph)
\r Power/mass: 158 W/kg (0.959 hp/lb)
\r Rate of climb: 3.6 m/s (700 ft/min)
\r Service ceiling: 5,790 m (19,000 ft)
Armament
\r Guns: 2 0.30 in (7.62 mm) M60 machine guns (M134 miniguns)
Black Hawk Helicopter Significant dates:
1972: US Army UTTAS (Utility Tactical Transport Aircraft System) program begun.
Oct 17, 1974: the Sikorsky YUH-60made its first flight
December 26, 1976: Sikorsky YUH-60 Black Hawk was declared the winner against Boeing-Vertol YUH-61. This was 7 months after the first competitive test began.
September 1977: The US Navy LAMPS III competition was won by the S-70B
October 1978: The first produced UH-60A made its first flight.
1979 The first produced UH-60A was delivered to the US Army.
December 12, 1979: The SH-60B made its first flight
September 1981: The electronic warfare variant, theYEH-60A EW Blackhawk made its maiden flight \r February 4, 1984: The HH-60 Nighthawk made the first flight
September 1986: The HH-60J USCG Jayhawk also made the first flight
October 1989: The engine of the UH-60L was upgrade and became ESSS capable
May 5, 1994: The Hawks 2000th member took off
The following are the names of other Black Hawk helicopters that made their flights throughout the history:
YUH-60A
\r UH-60A
\r GUH-60A
\r JUH-60A
\r EH-60A
\r YEH-60A
\r HH-60A
\r MH-60A
\r VH-60A
\r UH-60B
\r YEH-60B
\r YSH-60B
\r SH-60B
\r EH-60C
\r CH-60E
\r HH-60D
\r HH-60E
\r HH-60G
\r SH-60F
\r MH-60G
\r HH-60H
\r HH-60J
\r UH-60J
\r MH-60K
\r UH-60L
\r MH-60L
\r VH-60N
\r UH-60P
\r UH-60Q
\r S-70A
\r S-70B-6
\r S-70C
\r S-70C(M)-1
\r WS-70
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