8eb4e8a0_se_Security_Cooperation_Agency__Definition
[Term] Technical Coordination Group (TCG) [Link] N/A [Definition] 
A U.S. Air Force aviation support program that provides technical assistance for specific aircraft and engines. The TCG provides dedicated technical and engineering support to international partners who have purchased the aircraft or engines through the FMS program.
ESAMM Glossary | Defense Security Cooperation Agency
Definition