What was found
AFT CARGO COMPARTMENT BETWEEN STA 727F -11.50' AND 747+9' L/H ZEE ANGLE HAS CORROSION IN SEVERAL AREAS TO THE TOP SKIN SURFACE LBL 20 WL 155.3 AS MARKED / BLENDED CORROSION ON AFT CARGO L/H Z-ANGLE STA 727F-11.50' AND 747+9. VERIFIED ORG 'T' .040 REMAINING 'T' .033 LOSS OF .007 FOUND TO BE OUT OF LIMITS REMOVED AND REPLACE L/H Z-ANGLE STA 727-847 ON W/O Y140681 B737-800 SRM 53-00-53-1A-2 TOOL# 41391 CAL DUE 09/30/20 P/N 146A7502-1