This opportunity is a total small business set-aside for a parts kit for a size 5-inch ball valve, designated as Special Emphasis (Level I) material for a crucial shipboard system. The contractor must provide a quality system per ISO-9001 and meet extensive certification, testing, and traceability requirements, including hydrostatic and non-destructive tests. Final delivery of material is due 365 days after the effective date of the resulting contract, with certification data due 20 days prior. The contract will be a "DO" rated order for national defense, and performance may require access to classified drawings and a facility clearance. The place of performance cannot be changed without authorization from the Procurement Contracting Officer.