What was found
NR 2 PYLON OTBD WING ACCESS PANEL PANEL 521AB INTERIOR 1-13 BEAM AFT UPPER BRACKET FOUND CRACK. NR 2, PYLON OTBD WING ACCESS PANEL NR 521 INTERIOR CAVITY AREA VAPOR BARRIER FOUND ATTACHED TAG AT ILES697-48 IS REPAIRED IAW NR R1-57-41-11414, REV A. FOLLOW UP INSPECTION IS REQUIRED IAW NR R1-57-41-11414, REV A. THRESHOLD: 600 FLIGHT CYCLES, OR 6 MONTHS WHICHEVER COMES FIRST AFTER COMPLETION OF REPAIR. INTERVAL: EVERY 600 FLIGHT CYCLES OR EVERY 6 MONTHS WHICHEVER COMES FIRST.