The 495th Fighter Squadron (495th FS), nicknamed the Valkyries, is part of the 48th Fighter Wing at RAF Lakenheath, United Kingdom. Having been reactivated on 1 October 2021, it became the first overseas United States Air Force squadron to operate the Lockheed Martin F-35A Lightning II on 15 December 2021. The unit had previously operated the General Dynamics F-111F Aardvark at RAF Lakenheath between 1977 and 1991.