What was found
CORROSION COMMON TO PRESSURE FLOOR SILL AT FS 513.00+5.5, LBL 42 ***AIRCRAFT REMOVED FROM SERVICE*** REMOVED CORROSION ON PRESSURE FLOOR SILL FS 513.00+5.5, RBL 42, PERFORMED HFEC INSPECTION WITH NO INDICATIONS, PERFORMED UT THICKNESS CHECK, REMAINING MATERIAL IS 0.054",WITHIN LIMITS REF REO601R-53-41-666 REV C DATED 2012-11-06.