The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure 20 units of the Decoder-Receiver, part number 762-007631-7, under a presolicitation notice. This procurement is intended for the repair and modification of the specified item, which is critical for various military communication systems. The government plans to solicit and negotiate with only one source, as permitted under FAR 6.302-1, and will consider all proposals received within 45 days of the notice publication. Interested parties should direct their inquiries to Eric M. Tarkett at (215) 697-4313 or via email at ERIC.TARKETT@NAVY.MIL.