The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting proposals for the manufacture of new spare parts, specifically check valves (PSC code: 4820). The procurement aims to secure technically acceptable offers that are most advantageous to the government, considering price, capacity, and delivery timelines. These valves are critical components used in various naval applications, ensuring operational efficiency and safety. Interested vendors should note that proposals must remain valid for a minimum of 120 days following submission, and inquiries can be directed to Kimberly Flores at 215-697-6549 or via email at KIMBERLY.FLORES12.CIV@US.NAVY.MIL.