What was found
INSPECTION TYPE: C, HORIZONTAL STAB LT NR 4 BARREL NUT HOLE FOUND CORROSION ON BOTTOM, SIDEWALL AND BEARING SURFACE. CORROSION AT BOTTOM OF HOLE NR 04 LT REMOVED PER SRM 51-21-01 VOL II REV 34 MATERIAL REMOVED 0.058 INCHES IS WITHIN LIMITS PER EO MD11-5510-19409D. BARREL NUT HOLE REPAIRED PER EN1064-04. BUSHING FABRICATED AND INSTALLED PER EO MD11-5510-19409D. (REF. UPS ENGINEERING FILE NR MD11-55-20014)