The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Huntsville, Alabama, is soliciting proposals for a firm-fixed-price contract to procure thirty (30) hydraulic reservoir assemblies (NSN: 1055-01-452-1095; Part Number: 13213553) for the Multiple Launch Rocket System (MLRS). This procurement is classified as a sole-source acquisition, with Eaton Aerospace (CAGE Code 62983) identified as the only approved supplier for these components. The contract requires compliance with stringent quality control standards, first article testing, and detailed inspection and acceptance criteria, with production lead time set at 330 days after contract award for both scenarios with and without first article testing. Interested parties should direct inquiries to Cheyenne Daniels at cheyenne.daniels@dla.mil or Jean Paul Bretz at jean.bretz@dla.mil, and must adhere to the specified submission deadlines and requirements outlined in the solicitation document.