What was found
DURING C-04 CHECK EXFOLIATION CORROSION WAS FOUND ON AFT CARGO COMPARTMENT CENTER PROFILE AT FR 58, STR 40 LT. MAINTENANCE REMOVED AND REPLACED AFT CARGO COMPARTMENT CENTER PROFILE FR 58, STR 40 LT IAW A320 SRM 51-42-11, PG. 21-22, FIG. 8, AND PG. 7-10, & 12, FIG. 2 AND 3.