As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
29 X 1100 TUBE USED IN VARIOUS APPLICATIONS OF ACFT. THIS TUBE WENT FLAT IN 10 DAYS. HOLE WAS FOUND IN TUBE WITH NO PUNCTURE MARK ON TIRE. THICKNESS OF TUBE IS REAL THIN. APPROXIMATE THICKNESS OF TUBE AT FAILED AREA .030. CUT AND MEASURED ANOTHER TUBE, AND IT MEASURED .100.