What was found
DURING SCHEDULED C2 CHECK PER JOB CARD HC05297, FOUND FS 477 BULKHEAD AFT FACE WEB AND STIFFENER CORRODED AT WL 270, LBL 60. REPLACED 2 STIFFENERS IAW SRM SMP 583-51-140-23, WEB WITHIN SMP 583-53-60 LIMITS AFTER BLENDOUT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED C2 CHECK PER JOB CARD HC05297, FOUND FS 477 BULKHEAD AFT FACE WEB AND STIFFENER CORRODED AT WL 270, LBL 60. REPLACED 2 STIFFENERS IAW SRM SMP 583-51-140-23, WEB WITHIN SMP 583-53-60 LIMITS AFTER BLENDOUT.