As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING 200 HR INSP WEAR MARKS WERE FOUND ON THE BOTTOM OF BOTH FUEL TANKS, CAUSED BY ATTACH PIN PN MS20392-2C47 USED ON STRAP ASSY. PN 269A8329-23. DETAILED INSP FOUND WEAR TO BE CAUSED BY INSUFFICIENT PAD MATERIAL INSTALLED ON STRAP ALLOWING CONTACT BETWEEN THE PIN AND THE FUEL TANK SKIN. WEAR DEPTH AT ONE POINT WAS ENOUGH TO REQUIRE REPLACEMENT OF TANK. INSP OF SHIP SN S1940 FOUND SIMILAR WEAR MARKS BEGINNING.