What was found
DURING C21 IN HAECO AMERICAS C21 MAINTENANCE CHECK. DURING ACCOMPLISHMENT OF T/C ABX-55-552-00-01, MAINTENANCE DISCOVERED CORROSION DAMAGE AT TWO FASTENER HOLES COMMON TO THE RIGHT HAND AFT HORIZONTAL STABILIZER PIVOT FITTING AND SPLICE STRAP. SUBJECT HOLES WERE REAMED TO CLEAN, ROUND AND FINAL HOLE DIAMETER OF 0.4351-INCH. THE HORIZONTAL STABILIZER SPLICE STRAP AND PIVOT FITTINGS ARE CLASSIFIED AS PRIMARY STRUCTURE, A PSE, AN AWL, AND FCBS (NOTE 1) PER 767-300 SRM 51-00-04 STRUCTURAL CLASSIFICATION. REPAIRED PER ABX-REA-5551-64995-00.