On this day, September 7, 1997, Pratt & Whitney's F119 engine powered the Lockheed Martin F-22 Raptor's maiden flight. Twenty years and over 500,000 engine flight hours later, the F-22 Raptor continues to rule the skies and protect our freedoms. #poweringfreedom | Pratt & Whitney

F-22 and its two Pratt & Whitney F119-PW-100 turbofan engines. Engine designers carefully optimize the size of the nozzle area to achieve the desired balance between thrust, fuel efficiency, and performance across the aircraft’s operating envelope. twin_cities_aviatoryt | Military Update