What was found
HORIZONTAL STABILIZER, CENTER SECTION, UPPER SKIN, REAR SPAR – AT LBL10.83 STR U3 TO U2 AND LBL 11.83 STR U2 TO U1: DURING MAINTENANCE INSPECTION AT IAI, CORROSION WERE FOUND.THE CORROSION WAS REMOVED AS PER SRM 51-20-01.THE SKIN REMAINING MATERIAL THICKNESS WAS ACCOMPLISHED. THE SKIN MADE OF 2024-T351 X 0.580 INCH ALUMINUM PLATE PER SRM 55-10-01, IDENT1.