This document contains a federal contract opportunity notice and related item list. The Naval Air Warfare Center Aircraft Division Lakehurst intends to enter into sole source negotiations with BAE Systems for the production and delivery of thirteen part numbers in varying quantities, as specified in the attached item list, under the T-45 Service Life Extension Program. The quantities required range from 1 to 24 units per part number. Responses to the pre-solicitation notice must be received within fifteen days of publication to consider alternatives to a sole source award based on only one responsible source being able to meet requirements. The Department of the Navy Naval Air Systems Command Naval Air Warfare Center is the contracting agency.