This is a solicitation for a critical repair part under a Blanket Purchase Agreement (BPA), and quotes will only be accepted from current BPA holders. The work requires First Article Testing and approval, with reports to be submitted to the Commander, Norfolk Naval Shipyard in Portsmouth, VA. The contract includes specific quality assurance, inspection, and packaging requirements, particularly for parts with nuclear-related cleanliness controls. Pricing in quotes is valid for 90 days after the closing date unless otherwise specified.