Lineage. Constituted as 446 Operations Support Squadron, and activated in the Reserve, on 1 Aug 1992. Redesignated as: 446 Operations Support Flight on 1 Oct 1992; 446 Operations Support Squadron on 30 Sep 2013.Assignments. 446 Operations Group, 1 Aug 1992-.Stations. McChord AFB, WA, 1 Aug