What was found
AFT CARGO COMPT RIGHT SIDE TRANSITION PANEL UPPER AND LOWER SURFACE HAS CORROSION NUMEROUS PLACE BETWEEN BS727J+13 AND BS727+4. GROUNDED - YES. BLENDED AWAY CORROSION ORIGINAL THICKNESS .040 MAT LOSS AT GREATEST .006 IN VARIOUS PLACES, NEW THICKNESS .034 AREAS OUT OF LIMITS. COMPLETED REPAIR PER B737-MAX9 SRM 53-00-53-2R-5, SRM 51-40-02, AND BWDG 146A7500 REV.-.