What was found
SHIP 660 SECONDARY NRC IN REF TO NRC S/N 00391: AFTER REMOVE CORROSION ON STRINGER SPLICES (4 E/A) FROM STA. 1450 TO 1470, S-28L, S-29L, S-30, S-29R WERE FOUND OUT LIMITS AT AFT CARGO COMPARTMENT. CORRECTIVE ACTION: SUMMARY OF NRC 00773: SPLICES (4 E/A) AND SHIMS (4 E/A) WERE REPLACED PER B757-200 SRM. (2793520)