Air Test and Evaluation Squadron Twenty (VX-20) MQ-4C

Established as Naval Air Test Center (NATC) (Flight Test Division, Weapon Systems Test Division, Service Test Division, and the United States Naval Test Pilot School) on 1 Apr 1943. Redesignated Center for Navy Flight Test (NATC) on 16 Jun 1945; NATC reorganized into Antisubmarine Aircraft Test Directorate, Strike Aircraft Test Directorate, Rotary Wing Aircraft Test Directorate, Systems Engineering Test Directorate, and United States Naval Test Pilot School in Apr 1975; Force Warfare Aircraft Test Directorate in Jun 1986; Naval Force Aircraft Test Squadron in May 1995; Air Test and Evaluation Squadron Twenty (VX-20) in May 2002-.