The Naval Air Systems Command (NAVAIR) has a requirement for an engineering change to the AN/APG-79 Active Electronically Scanned Array (AESA) RADAR Waveform Generator for the F/A-18 & EA-18G aircraft. The engineering change incorporates the Non-Recurring Engineering and the Logistics for the Waveform Generator retrofits of Lots 26 through 34 U.S. Navy aircraft.  NAVAIR intends to negotiate the effort as a sole source order to the NAVAIR Basic Ordering Agreement with The Boeing Company, St. Louis, MO. Award of the order will be made with authority under FAR 6.302-1, only one responsible source and no other supplies or services will satisfy agency requirements. As the prime contractor for Waveform Generator, Boeing has the manufacturing knowledge, experience, and technical data required to fulfill this requirement within the time required. This notice of intent is not a request for competitive proposals. Interested parties may identify their interest and submit technical information and a technical capability statement in response to this notice. Responses without a return address, mailing address, and company telephone number will not be recognized. No phone calls will be accepted. Proprietary data in the responses will be protected where so designated. Offerors must be registered in the Central Contractor Registration (CCR) database to be eligible for contract award or payment from any DoD activity. A determination not to compete this proposed effort based on responses to this notice is solely within the discretion of the Government. For small business or subcontracting opportunities, contact Boeing at (314) 233-1599. See Numbered Note 22.