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The Light Observation Helicopter (LOH) program was a United States Army program to evaluate, develop and field a light scout helicopter to replace the Army's aging Bell OH-13 Sioux. It gained impetus with the advent of the Vietnam War, and was aided by advances in helicopter technology, specifically the development of the turboshaft engine.
The Hughes OH-6 Cayuse is a single-engine light helicopter designed and produced by the American aerospace company Hughes Helicopters.Its formal name is derived from the Cayuse people, while its "Loach" nickname is derived from Light Observation Helicopter (LOH) program under which it was procured.
Light Observation Helicopter / Utility Hughes Helicopters: Won a prototype run off between Bell, Hiller and Hughes. The Bell prototype went on to become the OH-58. The OH-6 itself is the parent of the MD 500 and MH-6 variants. 1963 1966 1420 MD Helicopters MH-6 Little Bird: Light Observation Helicopter MD Helicopters
The Sioux is a single-engine single-rotor three-seat observation and basic training helicopter. In 1953 the Bell 47G design was introduced. It can be recognized by the full "soap bubble" canopy (as its designer Arthur M. Young termed it), [7] exposed welded-tube tail boom, saddle fuel tanks and skid landing gear.
Many developed in the 1920s and 1930s; a few saw combat during World War II. After the establishment of the USAF, light observation aircraft became an Army mission. O-2 Skymaster and OV-10 Broncos were Forward Air Control (FAC) aircraft of the Vietnam War, retired in the late 1970s, replaced by the OA-10A version of the A-10 Thunderbolt II.
The OH-1 Light Observation Helicopter is a tandem-seat, twin-engine scout helicopter. It has a narrow fuselage fitted with small stub wings and a non-retractable tail wheel undercarriage. The OH-1 is suited to armed scout, light escort, and observation duties. [1]
The Hiller OH-23 Raven is a two, three, or four-place, military light observation helicopter based on the Hiller Model 360. The Model 360 was designated by the company as the UH-12 ("UH" for United Helicopters), [1] which was first flown in 1948. Initially it was a two-place helicopter powered by a piston engine that entered service in the late ...
US Army Rangers on exercise using an MH-6. The OH-6 was started in 1960, when the US Army issued Technical Specification 153 for a Light Observation Helicopter (LOH) that could perform personnel transport, escort and attack missions, casualty evacuation, and observation.