VALVE,BALL

The United States Navy is seeking a contractor to refurbish a ball valve. The contractor will be required to inspect, refurbish, and test the valve to ensure it meets the Navy's specifications. The valve is used in a crucial shipboard system, and the contractor must ensure that it is refurbished to the highest standards. The contractor will be required to provide a certificate of compliance and to maintain traceability of the materials used in the refurbishment process. Some key requirements for the refurbishment include: * The valve must be refurbished to be in accordance with the Newport News drawing 255757 Assembly "ATB" (modified Stem) with Manual Operator "EO" on Newport News drawing 255772, MS 5240-081-094 REV F CHG-1 (CSD579), and Seawater Component Sealing Surface and Ball Valve Repair MS 7650-081-005 REV D CHG-1 (CSD568). * The contractor must record all identifying markings found on the parts of each assembly and maintain traceability of these markings to each unit throughout refurbishment. * The contractor must perform non-destructive tests, such as weld repair and/or production weld, and provide certifications for these tests. * The contractor must perform pressure tests and provide certifications for these tests. * The contractor must mark the valve with a unique identifier and provide a certificate of compliance.