The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanical, is soliciting bids for the procurement of stop-check valves under a federal contract. The procurement requires compliance with various quality assurance and inspection standards, including the submission of technical documents and adherence to specific packaging requirements. These valves are critical components used in various military applications, ensuring the proper functioning of fluid systems. Interested vendors should contact Danny O'Neal at 717-605-4954 or via email at DANNY.L.ONEAL1@NAVY.MIL for further details, and must be prepared to submit their proposals by the specified deadline, with pricing valid for 60 days post-quotation.