Presolicitation notice from the Department of Defense, specifically the Department of the Navy, is seeking housing electronic services/items. The notice states that the service/item being procured is NSN 7R-5999-016736175-ZR, with a quantity of 30 EA. The delivery is FOB Origin. The part requires engineering source approval from the design control activity to maintain its quality. The approved source(s) retain data rights, manufacturing/repair knowledge, or technical data that are not economically available to the Government. An alternate source must qualify according to the design control activity's procedures. Government source approval is required prior to contract award due to the item's flight critical nature and inadequate technical data. Only previously approved sources have been solicited. The notice also provides links to source approval information brochures. Interested parties may obtain copies of military and federal specifications and standards from the DoD Single Stock Point. The proposed contract action is for supplies or services for which the Government intends to solicit and negotiate with only one source. All responsible sources may identify their interest and capability to respond to the requirement. The notice of intent is not a request for competitive proposals. 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 synopsis. 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 Government's requirement with a commercial item within 15 days of this notice.