The Department of Defense, specifically the Department of the Navy, is soliciting proposals for the procurement of 30 proximity switches (NSN 1HM 5930 016592149) through NAVSUP Weapon Systems Support Mechanicsburg. This procurement is aimed at acquiring high-quality proximity sensor seated switch units for use on Navy submarines, adhering to stringent manufacturing and quality assurance standards outlined in the solicitation. The selected contractor will be evaluated based on price, delivery lead time, and past performance, with a focus on compliance with various military specifications and quality control measures. Interested parties should direct inquiries to Sagan Kakkar at 717-605-9121 or via email at sagan.kakkar.civ@us.navy.mil, with proposals due by the specified deadline.