What was found
SEAT TRACK, +Y450 IS CORRODED AT 16 INCHES AFT OF FRAME 37.4, 15 INCHES AFT OF FRAME 38,3 FRAME 39,9, 39,6, 39.1, AND 39.2. REMOVED CORROSION IAW SRM 51-74-00, REV 97. CORROSION IN INNER VERTICAL AREA, UNABLE TO REMOVE AND MEASURE. THE SEAT TRACK WAS REPLACED IAW SRM 51-72-11, REV 97, AND DWG F5331114, ISSUE D.