What was found
DURING SCHEDULED INSPECTION AT AERO CORP IN LAKE CITY, FL, FOUND LEFT WING RIB 546.5 LOWER CHORD HAS A CRACK AT THIRD STRINGER FROM FORWARD END. STOP DRILLED, FABRICATED DOUBLER REPAIR OUT OF 7075-0 .080 APPROX DIM2.5 INCH BY 7 INCH LONG. INSTALLED DOUBLER IAW B727 SB57-0127 AND SRM 57-10-5. ALL OTHER MAINTENANCE PERFORMED IAW SRM 51-10-1, 51-10-3, 51-30-2, 51-10-2 AND 57-10-3. (M)