 In 1969 the wing began a transition from the F-100 to the F-4 Phantom.The 354th remained until June 1970, when the base again returned to hosting temporary deployments, such as the four-month activation of the 54th Tactical Fighter Wing from June through October 1970.The 3d Tactical Fighter Wing, previously designated the 3d Bombardment Wing, stationed at Kunsan in the early 1950s, arrived in March 1971 to assume control of the base.