What was found
DURING AIRCRAFT CARGO CONVERSION FROM PASSENGER TO FREIGHTER, AIRCRAFT MAINTENANCE DISCOVERED AN EXISTING UNDOCUMENTED FUSELAGE SKIN REPAIR LOCATED BETWEEN APPROXIMATE STATIONS 1583 AND 1629, BETWEEN S29L AND S34L, MEASURING APPROXIMATELY 46.7”X19.3”, AS NOTED RFTA 02937-0213. PER 767-300 SRM 53-80-01, FIGURE 1. ID 1 (SECTION 48 SKIN IDENTIFICATION) AND BOEING DRAWING 148T3211, THE SKIN PANEL IS MANUFACTURED FROM 7075-T6 (0.080” THICK) ALUMINUM CLAD CHEM MILLED DOWN TO (0.040” THICK MINIMUM).