What was found
DURING A HANGAR INSPECTION IN MCN, CORROSION WAS FOUND ON THE SKIN AT FRAME 21, BETWEEN STRINGER 21 LEFT AND 21 RIGHT. MAINTENANCE REPAIRED CORRODED FRAME IAW ASA EO120-53-0172. THE EO REF ASA EO120-53-0055, SRM 51 AND 53, EXT 290/96, 246/95, AND 283/96. THIS EO INCLUDES REPAIR SPECIFICATIONS FOR AIRCRAFT. (M)