This procurement is for a MAIN VALVE ASSEMBLY, PC 42, to be delivered to the Puget Sound Naval Shipyard in Bremerton, WA. The contract will be a firm fixed-price supply contract with FOB Destination delivery required by 03 June 2026. Offerors must submit a fully completed solicitation package, including pricing, manufacturer details, and commercial item designations. To be considered responsive, vendors must provide traceability to the approved manufacturer and ensure current SAM.gov registration. Items deemed Commercial Off The Shelf (COTS) are exempt from NIST SP 800-171 requirements.