What was found
NLG SUPPORT STRUCTURE, AFT VERTICAL STIFFENERS, UPPER EDGES, STA 287, L/RBL 13.10 DURING THE MAINTENANCE INSPECTION AT IAI, TWO CRACKS WERE FOUND AT DATUM LOCATIONS WITH 0.6 INCH LENGTH EACH ONE. THERE IS NO APPLICABLE DAMAGE EXISTING. VERTICAL STIFFENERS PIN: 141T2938-4/-6