48--VALVE,STOP-CHECK

The Navy is soliciting a manufacturer to produce a globe‑in‑line stop‑check valve (NSN 1H 4820 012345678 L1) for critical shipboard systems. The contract requires strict material traceability, multiple material specifications (MIL‑C‑24679, MIL‑C‑15726, QQ‑N‑281, ASTM‑B164, ASTM‑B564), certifications for chemical/mechanical properties, pressure testing, non‑destructive testing, and a first‑article test. The supplier must maintain ISO‑9001‑based quality systems, provide detailed certification data, and comply with extensive inspection and documentation requirements, including a Certificate of Compliance and configuration control. • Manufacture valve assemblies per NAVSHIPS drawing 803‑2177934 with specified alloys and heat‑treat designations. • Perform dye‑penetrant, pressure, and non‑destructive inspections; submit test certifications and a First Article Test. • Deliver full traceability, material certifications, and a Certificate of Compliance; adhere to ISO‑9001, ISO‑10012, MIL‑I‑45208 quality standards. • Maintain configuration control, submit engineering change proposals, and use approved welding/brazing procedures. • All documentation and certification data must be submitted via the Navy’s WAWF system prior to shipment.