The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the repair and modification of the DISK AND SEAT SET, V. This procurement involves firm fixed-price repair purchase orders for items classified under the NAICS code 332919, focusing on non-powered valves, which are critical components in various naval applications. Interested contractors must adhere to strict quality assurance standards and ensure compliance with specific operational requirements, including the prohibition of mercury contamination in materials. For further inquiries, potential bidders can contact Joshua J. Eshleman at 717-605-1308 or via email at joshua.j.eshleman.civ@us.navy.mil.