What was found
DURING C-CHECK, FOUND THE AFT PRESSURE BULKHEAD STIFFENER LEFT SIDE, 4TH UP FROM FRP AT OUTBOARD END CRACKED. REPAIRED STIFFENER IAW DC9 SRM DWG K05159.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-CHECK, FOUND THE AFT PRESSURE BULKHEAD STIFFENER LEFT SIDE, 4TH UP FROM FRP AT OUTBOARD END CRACKED. REPAIRED STIFFENER IAW DC9 SRM DWG K05159.