Home›1950s United States experimental aircraft›Hiller X-18🌐Tiếng ViệtEnglishDeutschFrançaisItalianoNederlandsPolskiTiếng Việtالعربيةفارسی日本語EntityQ999581· pop 18· linked from 267 articlesHiller X-18airplaneWikidata factsImageX-18 tilting its wing bw.jpgHeight7.5Length19.2Show 5 more factswingspan14.6Commons categoryHiller X-18service entry1961-00-00total produced1first flight1959-11-24Sources (5)he.wikipedia.orgwikidata.orgAvailable in 17 languagesFrançaisDeutsch日本語ItalianoالعربيةCzechEstonianHebrewLatvianNederlandsNorwegianPolskiConnectionslist of X-planesEntityLTV XC-142EntityCategories1950s United States experimental aircraftAircraft first flown in 1959Aircraft with contra-rotating propellersEdwards Air Force BaseHiller aircraftTiltwing aircraftTwin-engined four-prop tractor aircraft