Systems Center, the 303d designs, develops and delivers dominant aerospace weapon systems and capabilities for U.S. Air Force, other U.S. military, allied and coalition-partner warfighters, in support of Air Force leadership priorities. Lineage Established as 303d Bombardment Wing, Medium, on 27 August 1951 Activated on 4 September 1951 Discontinued, and inactivated, on 15 June 1964 Redesignated 303d Tactical Missile Wing on 19 August 1986 Activated on 12 December 1986 Inactivated on 31 January 1989 Consolidated (23 Jun 2006) with the 303d Reconnaissance Systems Wing, which was established on 23 November 2004. Activated on 18 January 2005 Redesignated 303d Aeronautical Systems Wing on 14 July 2006. Inactivated on 1 July 2010 as it was re-stood up as ASC/WI (Aeronautical Systems Center, ISR Directorate) on the same date. Assignments 36th Air Division, 4 September 1951 Attached to: 5th Air Division, 5 Oct-6 Nov 1952 Attached to: 7th Air Division, 4 Mar-5 Jun 1954 Attached to: 3rd Air Division, 4 Jul-4 Oct 1956 and 5 Apr-4 Jul 1958 12th Air (later, 12 Strategic Aerospace) Division, 15 Mar 1960 – 15 Jun 1964 Third Air Force, 12 Dec 1986 – 31 Jan 1989 Aeronautical Systems Center, 18 Jan 2005–present Components Group 303d Bombardment Group: 4 Sep 1951 – 16 Jun 1952 (not operational) Squadrons 9th Air Refueling Squadron: attached 15 Jan-5 Oct 1952 and 15 Nov 1952 – 25 Apr 1953 43rd Air Refueling Squadron: 15 Mar-15 Nov 1960 303d Air Refueling Squadron: attached 4 Sep 1951 – 8 Apr 1952 (not operational); assigned 18 Feb 1953 – 1 Feb 1956 (detached 19 Apr-2 Jun 1955) 358th Bombardment Squadron: attached 4 Sep 1951 – 15 Jun 1952, assigned 16 Jun 1952 – 15 Jun 1964 359th Bombardment Squadron: attached 4 Sep 1951 – 15 Jun 1952, assigned 16 Jun 1952 – 15 Jun 1964 360th Bombardment Squadron: attached 4 Sep 1951 – 15 Jun 1952, assigned 16 Jun 1952 – 15 Jun 1964 427th Bombardment Squadron: 1 Dec 1958 – 1 Jan 1962 (not operational, 1 Sep 1961 – 1 Jan 1962) 87th Tactical Missile Squadron: 12 December 1986 to 31 January 1989 303d Tactical Missile Maintenance Squadron: 12 December 1986 to 31 January 1989 Detachments: Det, 96th Air Refueling Squadron: attached c. 4 Jul-c. 4 October 1956. Stations Davis-Monthan AFB, Arizona, 4 Sep 1951 – 15 Jun 1964 RAF Molesworth, England, 12 Dec 1986 – 31 Jan 1989 BGM-109G Missile site located at: