This opportunity is for a contract to supply a parts kit for a 12-inch ball valve, designated as Special Emphasis material for a crucial shipboard system, with final delivery required within 365 days after the contract's effective date. The work involves manufacturing components like a centrifugally cast titanium ball and cast nylon seats to strict military specifications, requiring certifications for chemical, mechanical, and non-destructive testing. The contractor must maintain a quality system per ISO-9001, with Government Quality Assurance at the source, and the place of performance cannot be changed without authorization. Access to classified drawings (Confidential level) is required for performance, though not for quoting, and a facility clearance may be needed upon award. The contract is a total small business set-aside with a "DO" priority rating for national defense.