What was found
SEAT TRACK BETWEEN FRAME 47 AND 53.2 AT +Y1957 IS CORRODED AT LOCATIONS: FR47+6", FR50+3", FR53.1+13". CORROSION REMOVED IAW SRM 51-74-00 REV 97. DAMAGE DIMENSION: AT FR47 + 6" AND FR50 + 3" LOCATED ON SEAT TRACK INNER VERTICAL AREAS, UNABLE TO SUFFICIENTLY REMOVE CORROSION AND ESTABLISH REMAINING THICKNESS DUE TO INACCESSIBILITY. DAMAGE ASSESSED TO BE OUTSIDE OF SRM LIMITS IAW SRM 53-00-15 REV 98.00. CONFIRMED AS LEVEL 2 CORROSION, PART REPLACEMENT REQUIRED. SEAT TRACK REPLACED IAW SRM 51-72-11 REV 97 AND DWG F5331295220201.