The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the manufacture of the MODULE, HPOI DWN, which is critical for electronic countermeasures and related systems. The procurement requires adherence to strict quality assurance standards, including compliance with MIL-STD-130 for marking and ISO 9001 for quality systems, ensuring that all supplied materials are free from mercury contamination due to their application in submarines and surface ships. Interested contractors must submit their proposals via NECO or email by the extended deadline of 4:30 PM Eastern USA time on May 9, 2025, and can direct inquiries to Daniel C. Shepley at 717-605-7043 or via email at Daniel.C.Shepley.civ@us.navy.mil.