Pratt & Whitney, an RTX business, has received a modification valued up to $115 million to a previously awarded firm-fixed-price, cost-plus-incentive-fee and fixed-price incentive Lot 19 contract to purchase long-lead time materials for the production and delivery of F135 engine parts.

Join the Potomac Officers Club’s 2025 Navy Summit on Aug. 26 to listen to naval experts discuss cutting-edge technologies, strategic partnerships and forward-thinking solutions. Gain vital insights into emerging trends in policy, technology and strategy for a more prepared Navy force.
Navy Contract Details
F135 engines power F-35 fighter jets, the Department of Defense said Friday. Work on the contract, which is expected to be completed by February 2028, will benefit the Joint Strike Force Program for the Navy, Air Force, foreign military sales customers and F-35 Cooperative Program Partners. Work locations include East Hartford, Connecticut; Indianapolis, Indiana; Minneapolis, Minnesota; Rocky Mountain, North Carolina; Cleveland, Ohio; Hartford, Connecticut; Laconia, New Hampshire; Detroit, Michigan; Joplin, Missouri; Redmond, Oregon; Phoenix, Arizona and other locations within and outside the continental U.S.
The contracting activity is Naval Air Systems Command.
Cost-Plus-Incentive-Fee Navy Contract Scope
In September 2023, the RTX business booked a $305.6 fixed-price incentive, cost-plus-incentive-fee advanced acquisition contract for the purchase of long lead time materials for low-rate initial production of Lot 18 F135 engine systems. Work is set to be carried out through July 2026. The contract was awarded on a sole-source basis.