Precision Machining and Fabrication of Lower Module Ball

The contract calls for the precision manufacturing of a Lower Module Ball with National Stock Number 1730-01-628-1407, fully compliant with military specifications covering material selection, machining, surface finishing, and rigorous quality control with complete serial-level traceability throughout production. The scope includes end-to-end fabrication from raw material sourcing to final inspection, ensuring each unit meets defined performance, dimensional, and durability criteria for use in critical naval or defense systems. All processes must adhere to strict documentation protocols to guarantee accountability and compliance with defense industry standards. This is a total small business set-aside under FAR 19.5, exclusively available to small businesses, with the NAICS code 332999 for Other Metal Fabrication. The solicitation was posted on July 30, 2026, and responses are due by August 8, 2026, under the NUCLEAR REACTOR PROGRAM within the Department of Defense. Performance is required at a location in San Diego, California with ZIP code 92136-3581. The contract is structured as a subcontract and is accessible through the DIBBS portal for qualified small business vendors seeking to bid on this high-precision defense component.