The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the procurement of check valves under the solicitation notice titled "VALVE, CHECK." This procurement aims to acquire commercial products that meet specific technical and quality requirements, including compliance with various military specifications and standards. The check valves are critical components used in various defense applications, ensuring operational reliability and safety. Interested vendors can reach out to Catherine Hughes at 717-605-4323 or via email at CATHERINE.HUGHES@NAVY.MIL for further details. The solicitation includes comprehensive requirements and documentation, with a focus on quality assurance and compliance, and proposals must be submitted by the specified deadline.