This opportunity is for the supply of a critical O-Ring Plug (MS18229-08NC) made of QQ-N-281 Class A material, designated as SPECIAL EMPHASIS (Level I) material for a crucial shipboard system. The contractor must provide and maintain a quality system per ISO-9001, with extensive traceability, certification, and inspection requirements, including a one-year warranty from delivery. The final delivery of material is due 305 days after contract award, with certification data due 20 days prior to scheduled delivery and a 45-working-day government review period. This is a total small business set-aside, and the place of performance cannot be changed without Contracting Officer authorization. The contract includes requirements for Buy American compliance, a subcontracting plan, and mandatory use of Wide Area Workflow for payment.