DLA Aviation will issue a 100% small business set-aside Indefinite Quantity Contract for NSN 1560-01-646-5571, an aircraft structural panel, with a 5-year base period and estimated annual quantity of 40 each. Units are FOB Destination with inspection/acceptance at Origin; the item is critical but not a Critical Safety Item, export control applies, and surge does not apply. The Government intends to solicit and negotiate with only one or a limited number of sources under FAR 6.302; the OEM is Boeing p/n 4-5016-26, and approved sources are H&R Parts Co., Infinity Fabrication, and Malones CNC Machining. DLA Aviation lacks complete technical data, so other interested manufacturers must submit a Source Approval Request package for approval, SAM registration is required for award, and a reverse auction may be included. The estimated solicitation issue date is 11/17/2026, and the solicitation will be available via DIBBS.