What was found
***CORROSION*** FCB AFT L/H BULKHEAD TRANSITION ANGLE CORRODED AT TWO LOCATIONS (MARKED). BS500D; LBL44; WL176. / NO ALLOWABLE DAMAGE FOUND FOR THIS PART IN B737-700 SRM. REPAIR BY REPLACEMENT IAW SRM 51-10-02; PARA 9C. REMOVED DAMAGED PART IAW SRM 51-40-02. LOCATED AND DRILLED NEW PART IAW SRM 51-40-05 AND SRM 51-40-08. INSTALLED NEW PART IAW SRM 51-40-02 AND DWG'S 143A7902 REV:-; 143A9481 REV:- COMPLIED WITH AD 90-25-01