Raytheon Missile and Defense, Tucson, Arizona, is awarded a $317,415,034 modification (P00009) to a previously awarded fixed-price incentive (firm-target) contract (N0001921C0723). This modification exercises options for the production and delivery of AIM-9X production Lot 23. This modification procures 290 AIM-9X Block II All Up Round Tactical Missiles (160 for the Air Force, 12 for the Army, 118 for Foreign Military Sales (FMS)); 181 AIM-9X Block II plus All Up Round Tactical Missiles for FMS; 146 Block II Captive Air Training Missiles (70 for the Air Force, 76 for FMS); 178 All Up Round Containers (66 for the Air Force, 3 for the Army, 109 for FMS); 13 spare Advanced Optical Target Detectors (6 for the Air Force, 7 for FMS); nine spare Advanced Optical Target Detector Containers (3 for the Air Force, 6 for FMS); 27 Spare Block II Guidance Units (Live Battery) (20 for the Air Force, 7 for FMS customers); 14 spare Block II+ Guidance Units (Live Battery) (2 for the Air Force, 12 for FMS); three spare Block I Propulsion Steering Sections for the Air Force; five spare Block II Propulsion Steering Sections for the Air Force; 33 Guidance Unit Containers for FMS; 38 spare Block II Captive Air Training Missile Guidance Units (Inert Battery) (10 for the Air Force, 28 for FMS); 278 Tail Caps (8 for the Air Force, 270 for FMS); 72 Tail Cap Containers (2 for the Air Force, 70 for FMS); two Block II Tactical Sectionalization Kits for FMS; one Block II plus Tactical Sectionalization Kit for FMS; three Block II CATM Sectionalization Kits for FMS; six spare Block II Electrical Units for the Air Force; 13 Multi-Purpose Training Missile for FMS; four Dummy Air Test Missiles for FMS; two lots of support equipment for FMS; 22 General Purpose Controllers for FMS and two other lot spare assets, one for the Air Force and one for FMS. Additionally this modification provides non-recurring engineering associated with the Systems Improvement Program III transition to production activities. Work will be performed in North Logan, Utah (28.09%); Tucson, Arizona (21.64%); Linthincum Heights, Maryland (18.88%); Minneapolis, Minnesota (11.46%); Murrieta, California (8.42%); Saint Albans, Vermont (7.75%); Ann Arbor, Michigan (1.44%); Warrington, Pennsylvania (1.22%) and various locations within the continental U.S. (1.10%), and is expected to be completed in August 2026. Fiscal 2023 missile procurement (Air Force) funds in the amount of $104,926,370; fiscal 2022 missile procurement (Air Force) funds in the amount of $2,366,689; fiscal 2021 missile procurement (Air Force) funds in the amount of $586,343; fiscal 2022 research, development, test and evaluation (Army) funds in the amount of $5,657,712; and FMS customer funds in the amount of $203,877,920 will be obligated at the time of award, $6,244,055 of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.