Squadron, 5 April-25 May 1943 6th Air Defense Wing, 22 June-4 August 1943 69th Fighter Squadron, 28 April-28 August 1943 311th Fighter Squadron, 27 August-15 September 1943 442d Fighter Squadron, 17 September-11 November 1943 4147th Army Air Force Base Unit, 15 October 1944 – 25 February 1946 3d Bombardment Wing Re-designated: 3d Air Division, 20 December 1946 – 27 June 1949 310th Bombardment Group**, 27 December 1946 – 27 June 1949 89th Troop Carrier Wing, 27 June 1949 – 10 May 1951 Re-designated: 89th Fighter-Bomber Wing, 14 June 1952 – 16 November 1957 6520th Air Base Group Re-designated: 3246th Air Base Group, 18 October 1951 – 1 March 1963 6250th Support Wing, 1 April 1952 – 1 July 1955 AF Cambridge Research Center, 20 June 1955 Re-designated: Air Force Geophysics Laboratory, 1 July 1960- 49th Fighter-Interceptor Squadron, 5 November 1955 – 1 July 1959 731st Troop Carrier Squadron, Medium, 16 November 1957 – 17 September 1973 94th Troop Carrier Wing**, 16 November 1957 – 1 July 1972 Air Materiel Command Electronic Systems Center, 2 November 1959 – 1 April 1961 Electronic Systems Division, 1 April 1961 Re-designated: Electronic Systems Center, 1 July 1992 Re-designated: Air Force Life Cycle Management Center, 16 July 2012 – Present 901st Troop Carrier Group**, 11 February 1963 – 17 September 1973 Air Force Computer Acquisition Center, 1 July 1976 – Present Note: Air Force Reserve units. Active flying at Hanscom ended on 30 September 1973. Source: Role and operations Air Force Life Cycle Management Center The Air Force Life Cycle Management Center is the single center responsible for total life cycle management of Air Force weapon systems 66th Air Base Group The 66th Air Base Group performs host unit functions of the base, supporting the Air Force Life Cycle Management Center. Other units Hanscom also supports the Massachusetts National Guard Joint Force Headquarters, Massachusetts Wing Civil Air Patrol, MIT Lincoln Laboratory and MITRE Federally Funded Research and Development Centers, and various other companies and groups related to the Department of Defense. Based units Flying and notable non-flying units based at Hanscom Air Force Base. Units marked GSU are Geographically Separate Units, which although based at Hanscom, are subordinate to a parent unit based at another location. United States Air Force Air Force Materiel Command (AFMC) Air Force Life Cycle Management Center (GSU) Battle Management Programme Executive Office Command, Control, Communications, Intelligence and Networks (C3I&N) Programme