What was found
DURING A SCHEDULED INSPECTION AT AERO CORP IN LAKE CITY, FL, FOUND THE FORWARD CARGO PIT FRAME AT STA 522 CORRODED BEYOND LIMITS, FRAMES S28R TO S29L. FABBED REPAIR FILLER 7075-0 .071 INCH, AND REPAIRED DOUBLER 7075-0 .071 INCH. APPROXIMATE DIMENSIONS OF DOUBLER 2 INCHES BY 34 INCHES, FILLER 1 INCH BY 20 INCHES. HEAT TREATED AND ROCKWELL TESTED 51-10-2A. DRILLED UP, DOUBLER AND FILLER IAW DC9 SRM 51-10-1. ALODINED AND PRIMED IAW DC9 SRM 51-10-3. INSTALLED FILLER AND DOUBLER IAW DC9 SRM 51-30-2.