As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED INSPECTION AT AERO CORP IN THE AFT CARGO AREA CORROSION WAS FOUND ON CIRCUMFERENTIAL FRAME AT STATION 870 BETWEEN STRINGER 29L AND 29R. REMOVED FASTENERS TO FOM, MECHANICALLY REMOVED CORROSION MATERIAL LOSS LESS THAN .003 WITHIN LIMITS TREATED AND PRIMED ALL BARE SURFACES AND REINSTALLED FASTENERS IAW DC-9 SRM 53-01 FIG 1, 51-10-30, 51-30-2. (M)