As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAL IS WORN EXCESSIVELY. CUSTOMER COMPLAINT IS THAT ALL OF THE "2890" SERIES SEALS WITH THE BLACK MATERIAL SEEM TO WEAR DEEPER GROOVES AT A FASTER RATE THAN THE CHICAGO RAWHIDE SEALS WITH THE RED MATERIAL. THIS IS FOR INFORMATION ONLY.