What was found
CORROSION REMOVED ON BARREL NUT BORE NR 21R EXCEEDED LIMITS. REF TO EO 1-5510-7-5000 C4 PT1, BARREL NUT BORE NR 21R. REPAIRED PER FEDEX EA NR 1-5510-79789, STABILIZERS, HORIZONTAL STABILIZERS, BARREL NUT BORE, REWORK/REPAIR, 1-5510-7-5000.