What was found
MCI - DURING SPECIAL CHECK, FOUND A 2 INCH CRACK AT TOP OF CLOSURE RIB ATTACH ANGLE IN RIGHT WING, IWS 503. REPAIRED BY INSTALLING NEW ATTACHED ANGLE PER SB 093-57-207 AND LOCKHEED DWG NR 1647070, SHEET 2. AIRCRAFT TT: 60,229 HOURS; 22,908 CYCLES.