Douglas A1 Skyraider, Designed and built and flown during WW2 but just too late to see combat, but sure did fight in almost every outing from then until the 1970s, and served on until the early 80s in some air arms.
Ordered by the US Navy in 1944, first flight in March 1945, in service 1946.
Douglas A-1 Skyraider - Wikipedia, the free encyclopedia