The Department of Defense, specifically the Department of the Navy, is soliciting proposals for the procurement of a Periscope Subassembly through NAVSUP Weapon Systems Support Mechanicsburg. This contract involves the supply of critical materials designated as Special Emphasis material, which are essential for shipboard systems, ensuring safety and operational integrity. The selected contractor will be responsible for adhering to stringent quality assurance and inspection requirements, with a delivery timeline of 365 days post-contract award. Interested vendors should direct inquiries to Christian Valdez at 717-605-3229 or via email at CHRISTIAN.M.VALDEZ4.CIV@US.NAVY.MIL, with proposals due by the specified closing date.