What was found
DURING SCHEDULED INSPECTION AT AERO CORP IN LAKE CITY, FL FOUND INTERCOSTAL STATION 398 L28R-L29R CRACKED 2 INCHES. REMOVED 1 CLIP FROM UNSERVICEABLE INTERCOSTAL, RECIEVED NEW INTERCOSTAL, DRILLED, DEBURRED AND FITTED INTERCOSTAL AND INSTALLED CLIP IAW DC-9SRM 51-10-4 DAC DRAWING 5910142. (M)