This solicitation is for the manufacture and supply of Teflon seats for a 1-inch ball valve, a critical safety item for shipboard systems, in accordance with NAVSEA drawing 803-5001003. The item is designated as Level I/SUBSAFE Special Emphasis material, requiring stringent material certification, traceability, and compliance with NAVSEA toxicity and flammability standards. Offerors must maintain an ISO-9001 quality system with calibration per ISO-10012 or ANSI-Z540.3/ISO-17025, and are subject to government source inspection. The contract will be a total small business set-aside, with a DPAS priority rating and Buy American/FTA provisions. Drawings are accessible via SAM.gov, with access requested and POC notification required.