The Department of Defense, specifically the Department of the Navy, is soliciting proposals for a parts kit for a size 2 1/2 inch line ball valve, essential for a critical shipboard system. This procurement involves the supply of specific components, including a ball and two mating seats, which must meet stringent quality and certification requirements to ensure operational safety and reliability. The materials are designated as special emphasis material, highlighting their importance in preventing potential failures that could lead to serious consequences. Interested vendors should contact Markus A. Hamilton at 570-449-7909 or via email at MARKUS.A.HAMILTON.CIV@US.NAVY.MIL for further details, with the expectation of delivery within 365 days after contract award.