 In 1959 the Air Force assigned the 905th Air Refueling Squadron to Strategic Air Command (SAC), which organized it at Grand Forks Air Force Base, North Dakota in early 1960, where it was assigned to the 4133d Strategic Wing.The 905th was the first Air Force flying unit to be assigned to Grand Forks.The squadron received its first Boeing KC-135A Stratotanker on 6 May 1960 and began to fly global refueling sorties.