48--VALVE,CHECK

The Navy is seeking a supplier to provide 1/4‑inch check‑valve cartridge assemblies (part number 665‑1‑OX) that meet a long list of stringent quality, testing, and certification requirements. The material is designated Special Emphasis (Level I) and must be fabricated, inspected, and documented in compliance with numerous military specifications, ISO standards, and Navy‑specific procedures. The contract includes a one‑year warranty, an option for additional quantity up to 365 days after award, and mandatory submission of certification data via WAWF. • Provide complete check‑valve cartridge assemblies per Combination Pump Valve Co. drawing B‑3180 and parts list PL‑4573. • Meet extensive QA/QC requirements: chemical/mechanical analysis, NDT, welding/brazing qualifications, traceability, and certification per MIL‑STD, ISO, and NAVSEA standards. • Submit all certification and inspection data through the Navy’s electronic systems (ECDS/WAWF) and maintain a one‑year warranty from delivery.