What was found
TUL - DURING C-CHECK, FOUND CORROSION ON LOWER FUSELAGE SKIN RUNNING UNDER TEAR STRAP AT STATION 1850-1853 BETWEEN LONGERONS 46L AND 47L IN AFT CARGO COMPT. CUTOUT CORRODED SKIN AND INSTALLED CLASS I DOUBLER PER SRM 53-20-00, VOL I, FIG 6, SHEET 5 AND SRM 51-21-01, VOL II.(M)