The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the procurement of an expansion plug under the title "PLUG, EXPANSION." This procurement involves the provision of hardware manufacturing services, with specific requirements for item unique identification, inspection, and acceptance protocols, as well as compliance with various military specifications and standards. The goods are critical for maintaining operational readiness and supporting national defense initiatives. Interested vendors must submit their quotes by close of business on December 1, 2025, and can direct inquiries to Eva A. Raczka at 771-229-0110 or via email at EVA.A.RACZKA.CIV@US.NAVY.MIL.