RTX Corp.'s (RTX) business unit, Pratt and Whitney, recently secured a modification contract involving the F135 propulsion system. The award has been offered by the Naval Air Systems Command, Patuxent River, MD. Details of the Deal Valued at $380.6 million, the contract is expected to be completed by August 2024. The latest modification enables RTX to provide F135 propulsion system annual sustainment. These sustainment efforts include program management, financial and administrative activities, propulsion i ...