Solicitation, Adapter Housing, NSN: 3040-01-531-4475

The Department of the Army, through Army Contracting Command Detroit Arsenal, is soliciting bids for an Adapter Housing (NSN: 3040-01-531-4475, Part Number: 11581696) intended for the M777A2 Howitzer system. This Firm Fixed Price solicitation requires offerors to be registered in the System for Award Management (SAM) and meet small business size standards for NAICS code 333613 (Mechanical Power Transmission Equipment Manufacturing), with a maximum of 750 employees. The technical data package is export controlled and distribution is limited to Department of Defense and U.S. DoD contractors only; offerors must be certified under the United States/Canada Joint Certification Program (JCP) to access the technical data. The contract will require compliance with military standards, configuration management documentation, and heavy phosphate coating specifications. The solicitation was posted on November 17, 2025, with a proposal deadline of December 17, 2025, and interested parties may direct questions to Contract Specialist Rachel Gervais at rachel.r.gervais.civ@army.mil.

This procurement is designated as a Total Small Business Set-Aside, restricting competition to qualified small business concerns. The Army is seeking 938 units with an option for an additional 938 units, allowing for potential expansion of the contract based on performance. Delivery timelines are accelerated, with first article testing potentially required within 390 days or expedited delivery within 210 days if a First Article Test waiver is approved; contractors may request a waiver using the provided First Article Waiver Worksheet if they can demonstrate manufacturing continuity, previous successful testing, or other qualifying circumstances. No incumbent contractor or award value is specified in the solicitation notice. The place of performance and specific delivery locations will be detailed in the final contract terms, though the solicitation emphasizes the accelerated nature of this requirement for military equipment production.