Raytheon Technologies Corp., Pratt and Whitney Military Engines, East Hartford, Connecticut, is awarded an $887,934,922 firm-fixed-price modification (P00010) to a previously awarded indefinite-delivery, indefinite-quantity contract (N0001920D0013). This modification increases the contract ceiling to procure F-135 propulsion system spare parts, modules, support equipment/packaging handling shipping and transportation material, and depot lay-in material in support of the F-135 propulsion system requirements for the Air Force, Marine Corps, Navy, Foreign Military Sales customers and non-Department of Defense participants. Work will be performed in East Hartford, Connecticut (82%); South Windsor, Connecticut (9%); North Berwick, Maine (8%); and various locations within the continental U.S. (1%), and is expected to be completed in December 2026. No funds will be obligated at the time of award; funds will be obligated on individual orders as they are issued. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.