"14"^^ . . "kts"@en . "Modern Military Aircraft"@en . "178"^^ . "turboshaft engines"@en . . "15"^^ . . . . "Program terminated"@en . "1974-11-29"^^ . "370"^^ . . "The Boeing Vertol YUH-61 (company designation Model 179), was a twin turbine-engined, medium-lift, military assault/utility helicopter. The YUH-61 was the runner-up in the United States Army Utility Tactical Transport Aircraft System (UTTAS) competition in the early 1970s to replace the Bell UH-1 Iroquois helicopter. At the end of the flyoff program, Sikorsky Aircraft was awarded a contract to develop and build its UH-60A entry."@en . . "Utility transport helicopter"@en . "The Boeing Vertol YUH-61 (company designation Model 179), was a twin turbine-engined, medium-lift, military assault/utility helicopter. The YUH-61 was the runner-up in the United States Army Utility Tactical Transport Aircraft System (UTTAS) competition in the early 1970s to replace the Bell UH-1 Iroquois helicopter. At the end of the flyoff program, Sikorsky Aircraft was awarded a contract to develop and build its UH-60A entry."@en . . "9750"^^ . . "60"^^ . . "1885"^^ . "3"^^ . . "8.5"^^ . "1536"^^ . . "6"^^ . . . . "1"^^ . "2"^^ . . "49"^^ . "Boeing Vertol YUH-61"@en . "Minimum 2 pilots"@en . "17700"^^ .