This is a detailed procurement for three 3-inch, 1000 PSI buttweld globe valves for critical seawater service on Navy ships, with failure carrying severe safety risks. The valves are designated as SPECIAL EMPHASIS material (Level I/SUBSAFE), requiring stringent quality control, specific material certifications, and extensive testing including radiography and pressure tests. The contractor must comply with a long list of military and technical specifications, maintain an approved quality system (e.g., ISO-9001), and submit detailed certifications and procedures for review. A one-year warranty applies from the date of delivery.