The Boeing Co., Oklahoma City, Oklahoma, has been awarded a maximum $251,420,230 hybrid indefinite-delivery, undefinitized delivery order (SPRTA1-24-F-0323) and modification (P00001) to a five-year subsumable base contract (SPRPA1-24-D-001E) with one five-year option period for additional pricing for the manufacture and production of KC-135 fan duct transactional spares. This was a sole-source acquisition using justification 10 U.S. Code 3204 (a)(1), as stated in Federal Acquisition Regulation 6.302-1. The performance completion date is to be determined. Using military service is Air Force. Type of appropriation is fiscal 2024 defense working capital funds. The contracting activity is the Defense Logistics Agency Aviation, Tinker Air Force Base, Oklahoma.