: The Lockheed YF-22 competed against the Northrop YF-23 and was selected in 1991.
: First flight occurred on September 7, 1997, and it formally entered service in December 2005. F-22 Raptor
: Born from the Advanced Tactical Fighter (ATF) program in the 1980s to counter sophisticated Soviet threats. : The Lockheed YF-22 competed against the Northrop
: Originally 750 units were planned, but the program was capped at 195 aircraft (187 operational) due to high costs and shifting strategic needs. The final aircraft was delivered in 2012. Key Technical Specifications F-22 Raptor
According to official U.S. Air Force fact sheets, the Raptor's core specs include: F-22 Raptor > Air Force > Fact Sheet Display