Piper AD 20-24-05 Wing Spar Corrosion

Just in case you missed it, we want you to know about Piper AD 20-24-05 Wing Spar Corrosion.

The AD effects these 7 models:

        • PA-28-140
        • PA-28-150
        • PA-28-160
        • PA-28-180
        • PA-28-235
        • PA-32-260
        • PA-32-300

It is Recurring, and is effective Dec 28, 2020.

The unsafe condition is listed as:

“This AD was prompted by reports of corrosion found in an area of the main wing spar not easily accessible for inspection. The FAA is issuing this AD to detect and correct corrosion in the wing root area of the left and the right main wing spars. Corrosion of the main wing spar, if not detected and corrected, could cause the main wing spar to fail with consequent loss of control of the airplane.”

If you feel this AD affects your work, please LOGIN to the AD Toolbox and view the AD here:


There is a Piper Service Bulletin referenced in the AD;

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