The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support MECH, is seeking to procure 1,366 units of a specific rechargeable battery assembly, identified by NSN 1H-6140-014685954. The procurement is intended to be conducted with a single source under FAR 6.302-1, as the Government does not possess the data or rights necessary to purchase or contract repair from additional sources, making it uneconomical to reverse engineer the part. Interested parties are encouraged to express their interest and capability to meet the requirement within 45 days of this notice, with the primary contact for inquiries being Julie Smith at (717) 605-5805 or via email at JULIE.SMITH2@NAVY.MIL.