The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure 28 units of the Receiver, Countermeasure, as part of a presolicitation notice. This procurement involves the item identified by NSN 0R-5865-016631881-F8, with a specific part number of 2687100G002, and is intended to be negotiated with a single source under FAR 6.302-1. The Receiver, Countermeasure is critical for electronic countermeasures and counter-countermeasures operations, underscoring its importance in military applications. Interested parties are encouraged to express their interest and capability to respond to this requirement, with proposals due within 45 days of the notice publication, and should direct inquiries to Stacey Ryan at (215) 697-1255 or via email at STACEY.A.RYAN4.CIV@US.NAVY.MIL.