The first effective and fully-capable Thunderjet was the F-84E model which entered service in 1949.  But the F-84E was withdrawn from USAF service in 1956, lingering with ANG units until 1959.  The Republic Aviation Company F-84 Thunderjet was a turbojet fighter-bomber aircraft. Originating as a USAF proposal for a daytime fighter 1944. The F-84 first flew in 1946 and it entered service in 1947.  When production of the F-84 was closed in 1953, about 4457 had been built, including 6 different versions.