Defense » Military Engines

News and issues relating to defense and military aircraft engines.

August 8, 2011 - 5:00am
A failure of the integrated power package on an F-35A based at Edwards AFB ha...

All 20 Lockheed Martin F-35 Joint Strike Fighters now flying were grounded August 3, following the failure of the integrated power pack (IPP) on an F-35A during a ground run at Edwards AFB.

The Joint Program Office in the Pentagon said that the move was precautionary, until the root causes of the problem were understood. Lockheed Martin said it is working hard to resolve the issue. Honeywell supplies the IPP.

July 18, 2011 - 5:30am
The AL-31FN is based on the standard Su-27 engine but is reconfigured to suit...

China has signed a fifth contract with Russia’s Rosoboronexport for the supply of Saturn AL-31FN military turbofan engines from the MMPP Salyut factory to power the Chengdu J-10 multi-role fighter, according to reports from Moscow.

June 27, 2011 - 6:00am
Pratt and Whitney has solved the problems that have plagued its F135 engine f...

Pratt & Whitney is confident that the problems with the STOVL version of the F135 engine powering the F-35B have been solved. At the Paris Air Show last week, Chris Flynn, vice president of fifth-generation programs, said that solutions to the lift-fan clutch engagement, driveshaft expansion and roll-post heating were all in production.

June 20, 2011 - 9:15pm

The P-8 Poseidon maritime patrol aircraft represents both a present and future market opportunity for Boeing Military Aircraft.

May 16, 2011 - 6:38am
The Europrop International TP400 that powers the Airbus A400M airlifter has r...

In recent weeks, important contractual issues surrounding the A400M airlifter have been resolved. First, Airbus Military signed a formal agreement to amend the development and production contract with the seven European launch nations, represented by the OCCAR procurement agency.

May 9, 2011 - 5:06am
GE and partner Rolls-Royce have agreed to self-fund the development of the F1...

The Pentagon issued a “stop work” order for the GE Aviation F136 engine in late March, and the Fiscal Year 2011 U.S. defense budget was finally signed into law last month, without funding for the alternative F-35 engine. But the fight for the F136 is not yet over.

December 16, 2010 - 5:39am
Pratt & Whitney delivered the first production-standard F135 for the Joint St...

Pratt & Whitney has delivered the first F135 production-standard short takeoff/vertical landing (STOVL) engine to Lockheed Martin for the F-35B Joint Strike Fighter program. The engine manufacturer plans to deliver another 18 STOVL engines next year. Any further design changes will likely be limited to “mostly software tweaks,” a P&W representative told AIN. Meanwhile, the U.S.

October 14, 2010 - 2:21pm
The U.S. Air Force last month took delivery of the first of its 52 upgraded L...

After four years of flight tests, the first upgraded Lockheed Martin C-5M Super Galaxy was redelivered to the U.S. Air Force late last month. The most significant of the more than 70 changes in the reliability enhancement and re-engining program is the replacement of the four GE TF39 turbofans with modern GE CF6-80C2 engines that deliver 22 percent more thrust, improved fuel consumption and lower noise.

October 14, 2010 - 2:12pm
The General Electric F414 turbofan engine has been selected to power India’s ...

India’s Defence Research and Development Organisation (DRDO) selected the General Electric F414 turbofan engine to power the second batch of indigenous light combat aircraft (LCA), also known as the Tejas. GE’s bid was lower than that of rival contender Eurojet for supply of the EJ200, the DRDO said. The American company previously supplied 41 F404 engines to power the development and initial production LCA Mk Is.

August 20, 2010 - 11:59am

Honeywell has delivered the first batch of 28 T55-L-714A turboshaft engines and fielding kits to the UK's Ministry of Defence for its CH-47 Chinook heavy-lift helicopter fleet. The -714A engine variant increases power by 17 percent to 4,867 shp while lowering fuel consumption by more than 4 percent compared with the current T55 version on the aircraft. The added power has become necessary for the hot and high operations in Afghanistan.

 
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