Lineage. Established as 3300 Technical Training Wing, and activated, on 1 Nov 1979. Redesignated as: 3300 Technical Training Group on 14 Feb 1992; 393 Technical Training Group on 15 Sep 1992; 81 Technical Training Group on 1 Jul 1993; 81 Training Group on 1 Apr 1994.Assignments. Keesler