This is a procurement for a Silver Brazing Ring, Size 3/8 Inch NPS, which is designated as SPECIAL EMPHASIS material for a crucial shipboard system. The Government will supply the refined silver as Government Furnished Material. Final delivery of the material is required on or before 365 days after the effective date of the resulting contract. The contract includes a one-year warranty from the date of delivery and is a "DO" rated priority order for national defense. The work requires a rigorous quality system (e.g., ISO-9001) and extensive material traceability, certification, and inspection procedures.