This is a total small business set-aside contract for a Special Emphasis (Level I) parts kit for a 4-inch ball valve used in a crucial shipboard system, requiring compliance with strict Navy specifications and certifications. The contractor must deliver the material within 365 days after the contract's effective date, with certification data due 20 days prior to scheduled delivery and a 30-working-day review period by Portsmouth Naval Shipyard. Performance of services is at the contractor's facility, with Government quality assurance at source, and the location cannot be changed without authorization. The contract involves confidential drawings and may require a facility clearance for classified documents, with a priority "DO" rating for national defense. No budget amount is specified.