The NAICS Code is 541330. Naval Surface Warfare Center, Port Hueneme Division (NSWC PHD), Port Hueneme, California issued a Cost Plus Fixed Fee (CPFF) Order under Basic Ordering Agreement Number N63394-16-G-0005 on a sole source basis to General Dynamics Mission Systems (GDMS), 100 Plastics Ave., Pittsfield, MA 01201-3632. GDMS will provide modernization and upgrade of the Littoral Combat Ship Training Facility Tactical Trainer Equipment USS Independence Variant to incorporate IA Remediation.   GDMS is the only qualified and known source with the special test equipment, special tooling and facilities that can support this highly complex requirement.