This is a sources-sought/RFI for market research and planning only, not a solicitation, and no contract award or cost reimbursement will result from it. The effort would support depot-level diagnostics and repair, recertification, and upgrade of PATRIOT Weapon Systems for U.S. Army AMCOM-managed assemblies and subassemblies for Foreign Military Sales customers. The proposed performance period is six base years from July 1, 2027, through June 30, 2033. The Original Equipment Manufacturer is Raytheon Company, located at 350 Lowell Street, Andover, MA 01810. Responses are voluntary and should be submitted by email to the listed DLA points of contact; not responding does not preclude participation in any future solicitation.