F-15C Aug 20, 2014 12:12:16 GMT -7 Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Robert on Aug 20, 2014 12:12:16 GMT -7 The 318th Fighter Interceptor Squadron (FIS) is an inactive United States Air Force unit. It was based at McChord AFB, Washington. The 318th converted to F-15 Eagles in 1983. The squadron was inactivated on 7 December 1989. This aircraft represents an F-15C of the 318 FIS.