Presolicitation notice from the Department of Defense, specifically the Department of the Navy, is seeking to procure a push button switch. This switch, identified by NSN 7H-5930-015190905, is required in a quantity of 2 each and will be delivered FOB origin. The government does not own the data or rights to the data needed to purchase or contract repair of this part from additional sources. It has been determined to be uneconomical to buy or reverse engineer the part. Interested parties may obtain copies of Military and Federal Specifications and Standards, Qualified Products Lists (QPLs), Qualified Product Databases (QPDs), Military Handbooks, and other standardized documents from the DoD Single Stock Point (DODSSP) in Philadelphia, PA. This procurement is intended to be non-competitive, but all responsible sources may identify their interest and capability to respond to the requirement. The government will consider all proposals received within 45 days (30 days if award is issued under an existing Basic Ordering Agreement) after the date of publication of this notice. The government is not using the policies contained in FAR Part 12 for this solicitation, but interested persons may identify their interest and capability to satisfy the requirement with a commercial item within 15 days of this notice. The acquisition may be subject to Free Trade Agreements as specified in the solicitation.