You may submit a SUP report to FAA's Aviation Safety Hotline office.

To submit a report:

• Call the Aviation Safety Hotline at 1-800-255-1111.
• Email a report to the Aviation Safety Hotline office.
• Mail a hard copy to:
  
  Federal Aviation Administration
  Office of Audit and Evaluation
  800 Independence Avenue, SW
  Washington, DC 20591
  Attn: AAE-300, Room 911

• Parts Manufacturer Approval (PMA) List of PMA Parts
• FAA Form 8120-11,SUP Report (PDF)