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Pratt & Whitney Evaluating Several Potential Fixes For F135 Engine Following Fire Last Year

Cal Biesecker By
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Pratt & Whitney Evaluating Several Potential Fixes For F135 Engine Following Fire Last Year
An F-35 firing an AMRAAM. (Photo: Raytheon)

Pratt & Whitney is still evaluating several potential long-term solutions to correct a problem that led to a fire last summer on one of its engines that power the F-35 Joint Strike Fighter, the chief of the company’s F135 engine program said on Thursday.The source of the engine fire aboard the Air Force F-35A flight last summer was excessive flexing that caused the engine to overheat and develop microcracks as it rubbed against a polyimide material that creates a seal…

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