As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CHAFES TO THE AFT FUSELAGE AFT FRAME (PN: 350A21-1242.20). THE CHAFES ARE FOUND ON THE FREE EDGES OF THE INBOARD STIFFENING FLANGES ON THE LH AND RH SIDES OF THE FRAME. THE LH SIDE CHAFES WERE MEASURED TO BE 7MM X 12MM (0.276” X 0.472”) AND 0.014” DEEP; AND THE OTHER CHAFE MEASURED TO BE 3MM X 3MM (0.118” X 0.118”) AND 0.010” DEEP. THE RH SIDE CHAFE MEASURED TO BE 0.40” LONG AND 0.010” DEEP