Solicitation Number SPE4A525R0251 Solicitation will result in a Firm Fixed Price Contract IAW FAR Part 15. The final contract award decision may be based upon a combination of price, past performance, and other evaluation factors as described in the solicitation. The solicitation date is anticipated to be on or about July 22, 2026. A copy of the solicitation will be available via the DIBBS Website https://www.dibbs.bsm.dla.mil/ on the issue date cited in the RFP. From the DIBBS Homepage, select "Requests for Proposal (RFP) / Invitation for Bid (IFB)" from the menu under the tab "Solicitations." Then search for and choose the RFP you wish to download. RFPs are in portable document format (PDF). To download and view these documents you will need the latest version of Adobe Acrobat Reader. This software is available free at: http://www.adobe.com. A paper copy of this solicitation will not be available to requestors. NSN: 1660017289813. Duct Assembly, Air C. Terms are FOB Destination, Inspection and Acceptance at Destination. QCC of FAJ. This is not a Critical Safety Item (CSI). This NSN is not commercial. and will utilize solicitation and award procedures IAW FAR 15. This will be solicited as unrestricted.