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The Probert Encyclopaedia of Aircraft

U-2

Picture of U-2

The Lockheed U-2 (Dragon Lady) is an American single-seat, single-engine, high-altitude, unarmed, reconnaissance aircraft that entered service in 1956. The U-2 is powered by a Pratt and Whitney J75-P-13B turbojet providing a top speed of 692 kmh and a range of more than 4800 km and an endurance of 12 hours. Long, wide, straight wings give the U-2 glider-like characteristics. It can carry a variety of sensors and cameras, is an extremely reliable reconnaissance aircraft. Because of its high altitude mission, the pilot must wear a full pressure suit. The U-2 is capable of collecting multi-sensor photo, electro-optic, infrared and radar imagery, as well as performing other types of reconnaissance functions. However, the aircraft can be a difficult aircraft to fly due to its unusual landing characteristics.
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UCC TWIN BEE

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The UCC Twin Bee was an American light amphibian aircraft developed as a modification of the 1940's Republic Seabee C-1 during the 1960's. The UCC Twin Bee was a high-wing cantilever monoplane powered by two Lycoming IO-360 four-cylinder horizontally-opposed air-cooled engines mounted above the wing leading edges providing a cruising speed of 217 kmh. The UCC Twin Bee modification also had an enlarged cabin to accommodate five people.
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UH-60

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The Sikorsky UH-60 (Black Hawk) 14-seater combat assault and transport helicopter was developed in 1978, and is a US military workhorse, used in the combat assault squad transport mode and can also be configured as a 'medevac' aircraft. It can fly at speeds of greater than 180 mph and has provisions for mounting two M-60 machine-guns and sixteen AGM-114A Hellfire anti-tank missiles as armament.
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URIBEL

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The SSVV Uribel was a series of Italian single-seat Standard Class sailplanes of the 1960's. The SSVV Uribel C was a shoulder-wing cantilever monoplane of all-wood construction and a butterfly tail plane.
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UTVA LASTA

The UTVA Lasta is a Yugoslavian two-seater primary/basic flying and armament trainer aircraft with light attack capabilities that entered service in the 1980's. The UTVA Lasta 1 is powered by a Textron Lycoming AEIO-540-L1B5D flat-six piston engine providing a top speed of 560 kmh and a range of 900 km. Up to 240 kg of disposable stores can be carried on two under-wing hard points.
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UTVA-56

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The UTVA-56 is a Yugoslavian four-seater cabin monoplane. The UTVA-56 is a high-wing braced monoplane of all-metal construction powered by a Lycoming GO-435-C2B2 six-cylinder horizontally-opposed air-cooled engine providing a top speed of 260 kmh and a range of 700 km.
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UTVA-60

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The UTVA-60 was a Yugoslavian four-seat general-utility aircraft. The UTVA-60 was a strut-braced high-wing monoplane produced in various models including a dual-control trainer model, an ambulance version and a floatplane version. The UTVA-60 was powered by a Lycoming GO-480-B1A6 six-cylinder horizontally-opposed air-cooled engine providing a top speed of 230 km and a range of 780 km in the standard model.
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UTVA-65

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The UTVA-65 Privrednik was a Yugoslavian single-seater agricultural aircraft first flown in 1965. The UTVA-65 was a braced low-wing monoplane of metal and fabric construction powered by a Lycoming GO-480-B1A6, GO-B80-G1A6 or IGO-540-B1A six-cylinder horizontally-opposed air-cooled engine providing a top speed of 215 kmh or 234 kmh when fitted with the IGO-540-B1A engine, and a range of 810 km.
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UTVA-67

The UTVA-67 Privrednik II was a Yugoslavian single-seater agricultural aircraft developed as a more powerful version of the UTVA-65 in 1967. The UTVA-67 was a braced low-wing monoplane of metal construction powered by a Lycoming IO-720-A1A eight-cylinder horizontally-opposed air-cooled engine providing a top speed of 184 kmh.
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UTVA-75

Picture of UTVA-75

The UTVA-75 is a Yugoslavian two-seater primary/basic flying and armament trainer aircraft with counter-insurgency capabilities that entered military service in the 1970's. The UTVA-75A21 is powered by a Textron Lycoming IO-360-B1F flat-four piston engine providing a top speed of 215 kmh and a range of 800 km. Up to 200 kg of disposable stores can be carried on two under-wing hard points, typically comprising machine-gun pods, bombs or two multiple rocket launchers.
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