PARTS KIT,BALL VALV

The United States Navy is seeking a contractor to provide a parts kit for a ball valve. The parts kit must include a ball and two seats, which must be refurbished to meet the requirements of the Navy's drawings and specifications. The contractor must provide a certificate of compliance and test certifications for the parts. The contractor must also maintain a quality system in accordance with ISO-9001 and provide documentation of their quality system procedures. Key requirements include: * The ball must be made of SAE-AMS-6931 material or centrifugally cast 6AL-4V, ASTM-B367, Grade C-5. * The seats must be made of MD71-GG Mearthane (Graphite Filled Urethane) and must meet specific property requirements. * The parts must be inspected and tested to ensure they meet the requirements of the Navy's drawings and specifications. * The contractor must provide a certificate of compliance and test certifications for the parts. * The contractor must maintain a quality system in accordance with ISO-9001 and provide documentation of their quality system procedures.