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The Allison T56 is an American single-shaft, modular design military turboprop with a 14-stage axial flow compressor driven by a four-stage turbine. It was originally developed by the Allison Engine Company for the Lockheed C-130 Hercules transport [3] entering production in 1954.
The Lockheed C-130 Hercules is an American four-engine turboprop military transport aircraft designed and built by Lockheed (now Lockheed Martin).Capable of using unprepared runways for takeoffs and landings, the C-130 was originally designed as a troop, medevac, and cargo transport aircraft.
The Allison T56 turboprop engine has been developed extensively throughout its production run, the many variants are described by the manufacturer as belonging to four main series groups. Initial civil variants (Series I) were designed and produced by the Allison Engine Company as the 501-D and powered the Lockheed C-130 Hercules. Later ...
The Department of Defense awarded General Electric two contracts worth a combined $43.6 million Tuesday. Both contracts benefit the U.S. Air Force. The smaller contract, for $8 million, is a ...
The Lockheed Martin C-130J Super Hercules is an American four-engine turboprop military transport aircraft. The C-130J is a comprehensive update of the Lockheed C-130 Hercules, with new engines, flight deck, and other systems. The C-130J is the newest version of the C-130 Hercules, and the only model currently in production.
On July 11, 1989, Saab-Scania A.B. selected the GMA 2100 to power its new Saab 2000, a 50-seat stretch of the Saab 340 turboprop, in a US$500 million deal. [2] In July 1990, Industri Pesawat Terbang Nusantara (IPTN) of Indonesia picked the GMA 2100 as the engine for the twin-engine N-250 regional airliner. [3]
Cal Fire also operates larger C-130 Hercules four-engine turboprop aircraft, which can dump about 3,000 gallons per load. Cal Fire owns a fleet of helicopters, including Bell UH-1H Super Hueys and ...
Allison tried again with the T56, basically an enlarged T38 with the power of the T40, and was eventually rewarded when this engine was selected to power the C-130 Hercules. Allison turboprop engines were also used to re-engine Convair prop airliners which resulted in the Convair 580 turboprop passenger aircraft which was widely used by local ...