Precision Machining of Tube Coupling (NSN 4730002792723)

The contract calls for the precision manufacturing of a tube coupling designated by NSN 4730002792723, engineered to meet strict military specifications. The scope encompasses the full production cycle, including sourcing of raw materials, CNC machining to tight tolerances, and contamination-free processing to ensure operational reliability in demanding environments. All work must be performed to ensure full compliance with defense standards, with emphasis on quality control, traceability, and documentation throughout each manufacturing step. The place of performance is specified as San Diego, California, with the product intended for use within the Department of Defense’s fluid handling systems. This is a total small business set-aside subcontract under NAICS code 332999, reserved exclusively for small businesses as defined by the SBA. The solicitation was posted on July 23, 2026, with responses due by August 3, 2026. The contracting activity falls under the Fluid Handling Division of the Department of Defense, and all prospective bidders must be certified small business concerns eligible under FAR 19.5. The requirement is hosted on the DIBBS platform, and vendors are expected to submit proposals that demonstrate both technical capability to meet military performance criteria and full compliance with small business set-aside regulations.