What was found
DURING ROUTINE C-CHECK AND CPCP INSPECTION, CORROSION WAS FOUND ON AN ATTACH FITTING AT LONGERON 23 LEFT BETWEEN FUSELAGE STATION 1690 AND 1700. REPAIR ACCOMPLISHED BY REMOVAL OF EXISTING FITTING, FABRICATION AND INSTALLATION OF A NEW LONGERON FITTING IN ACCORDANCE WITH ENGINEERING ORDER 53-DC8-433, DRAWING 853-009097.