Latest "pratt whitney" stories

Vibrations caused another F-35 engine to fail before Texas mishap

The March 2020 engine failure led to an investigation into the vibration problem. Neither was immediately disclosed.

By Stephen Losey

6 months ago

Pentagon orders engine vibration fix for entire F-35 fleet worldwide

Pratt & Whitney says all new F135 engines it is now delivering come with the vibration fix already installed.

By Stephen Losey

7 months ago

Pentagon approves F-35 engine deliveries after vibration fix

The affected F-35s could be back in the air in one to two weeks.

By Stephen Losey

7 months ago

New F-35 engine deliveries suspended amid ongoing investigation

Pratt & Whitney's deliveries of F135 engines are on hold while the U.S. military and contractors try to find the root cause of a Dec. 15 F-35 mishap.

By Stephen Losey

9 months ago

F-35 deliveries halted after Texas mishap; new contract finalized

The halt in acceptance flights and deliveries following the mishap meant Lockheed Martin delivered fewer F-35s than required in 2022.

By Stephen Losey

9 months ago

Pentagon grounds some F-35s after ejection on Texas runway

The F-35 Joint Program Office told services a fuel tube failure may have caused an F-35B's crash, which has now led to some fighters being grounded.

By Stephen Losey

9 months ago

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