What was found
R/W I/B FLAP, REAR SPAR HAS CORRSION ON LOWER LEG INNER SURFACE. GROUNDED - YES. EVALUATED CORROSION, FOUND TO BE 100% MATERIAL LOSS. AREA #1, TRIMMOUT CORROSION 44.45 X 19.05MM, AREA #2 TRIM OUT 21.08MM X 19.05MM, AREA #3 TRIMOUT 21.08MM X 19.05MM, AREA #4 REMOVED CORROSION FROM EDGE, 1.82MM REMOVED FROM EDGE X24.89MM WIDE, AREA #5 TRIM OUT 20.32MM X 20.13MM, AND AREA #6 BLEND AREA .500"X10.0", ORIGINAL THICKNESS .070", MATERIAL LOSS .015", REMAINING THICKNESS .055". CORROSION LOCATION IS ON R/W I/B FLAP REAR SPAR LOWER LEG BETWEEN RIB 1 AND RIB 4. IAW A320 SRM 51-74-00/001 REV 149-01MAY2024. R/W I/B FLAP REMOVED AND REPLACED ON CUSTOMER CARD: G1977813 NR 34713.