To the Joint Strike Fighter engine team at Pratt & Whitney, it is a little more complicated, even though they have some 7,000 hours of development testing on the F135 engine behind them. The team has begun assembling the first flight test F135 engine for the F-35 JSF. P&W says it plans to deliver the engine to Lockheed Martin in Fort Worth, Tex., in December.
House, Senate Unveil Competing Proposals for 2026 Budget
July 11, 2025
Lawmakers from the House and Senate laid out competing versions of the annual defense policy bill on July 11, with vastly different potential outcomes for some of the Air Force’s most embattled programs.