This is a solicitation for the manufacture and delivery of 29 units of a specific Annular Ball Bearing (NSN 3HD 3110 009910945NT) that must conform to military specification MIL-DTL-17931F. The delivery timeline for the base order is 180 days after award, with a potential option for an additional quantity 180 days after award issuance. The performance of services requires delivery of verification inspection samples to the Naval Surface Warfare Center in Bethesda, Maryland. The item is a Qualified Products List (QPL) item, meaning only Government-approved sources are eligible, and the procurement involves extensive quality assurance, production lot testing, and specific packaging requirements.