What was found
CABIN - SEAT TRACK SURFACE CORROSION ON RIGHT HAND STATION 1856 , X = - 8.5 . CABIN - AT SEAT TRACK RIGHT HAND STATION 1856 X = - 8.5 , CORROSION REMOVED AS PER SRM 51-21-01-0G . ORIGINAL MATERIAL THICKNESS = 0.080" , REMAINING THICKNESS = 0.010" , MATERIAL REMOVED = 0.070" AND FOUND TO EXCEED LIMIT AS PER SRM 53-00-52-1A FIGURE 101 ALLOWABLE DAMAGE 1 . CORRODED SEAT TRACK REPAIRED BY SECTIONAL SEAT TRACK REPLACEMENT FROM STATION 1831 TO STATION 1887 X = - 8.5 AS PER SRM 53-00-52-2R FIGURE 201 REPAIR 1 . REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100 .