Raytheon Technologies Corp., doing business as Pratt and Whitney Military Engines, East Hartford, Connecticut, is awarded an $81,418,740 fixed-price incentive (firm-target), cost reimbursable modification (P00017) to a previously awarded contract (N0001920C0011). This modification adds scope to procure Air Force unique F135 propulsion system spares, to include conventional takeoff and landing spare engines, power modules, gearboxes, fan modules and nozzle modules for the F-35 Lighting II Joint Strike Fighter aircraft. Work will be performed in East Hartford, Connecticut (18.9%) (labor surplus area); Middletown, Connecticut (8.9%); Kent, Washington (7.8%); North Berwick, Maine (4.4%); El Cajon, California (3.3%) (labor surplus area); Cromwell, Connecticut (3.3%); Whitehall, Michigan (3.3%); Portland, Oregon (2.2%); San Diego, California (2.2%); South Bend, Indiana (2.2%); Columbus, Georgia (2.2%); Hampton, Virginia (1.1%); Manchester, Connecticut (1.1%); Cheshire, Connecticut (1.1%); Elmwood Park, New Jersey (1.1%); and various locations within the U.S. (36.9%), and is expected to be completed in October 2025. Fiscal 2023 aircraft procurement (Navy) funds in the amount of $81,418,740 will be obligated at the time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.