The Naval Surface Warfare Center, Dahlgren Division, is seeking to award a sole source Blanket Purchase Agreement (BPA) for supplies and services from Applied Physical Electronics, L.C. The BPA will have a term of five years and a maximum dollar limit of $500,000. The BPA will be used to acquire products and services on an as-needed basis, with individual calls not exceeding the simplified acquisition threshold of $250,000. The contractor will be required to provide a detailed invoice for each call, and payment will be made via the Wide Area Workflow (WAWF) system. The contractor must be registered in the System for Award Management (SAM) and have a valid CAGE code. • The BPA will be used to acquire products and services on an as-needed basis. • Individual calls will not exceed the simplified acquisition threshold of $250,000. • The contractor will be required to provide a detailed invoice for each call. • Payment will be made via the Wide Area Workflow (WAWF) system. • The contractor must be registered in the System for Award Management (SAM) and have a valid CAGE code.