The Department of Defense, through the Naval Surface Warfare Center (NSWC) Crane Division, intends to increase the ceiling and extend the period of performance for a sole-source basic ordering agreement (BOA) N0016423GJN16 with Northrop Grumman Systems Corporation for the procurement of 30mm automatic guns and associated services. This procurement includes various configurations of chain-fed automatic guns, spare parts, special tooling, and engineering services, with the ceiling increasing from $79 million to $150 million and the performance period extending to June 29, 2028. The 30mm guns are critical for military applications, and Northrop Grumman is the only source capable of fulfilling these requirements due to proprietary design specifications. Interested parties may submit capability statements to the primary contact, Derek S. Perry, at derek.s.perry2.civ@us.navy.mil, with the anticipated award date set for January 28, 2027.