What was found
CABIN SEAT TRACK CROWN AT STA 1406 TO STA 1409, X= -75 FOUND CORRODED. CORROSION ON SEAT TRACK FLANGE AND CROWN REMOVED IAW SRM 51-21-01, REV 47. ORIGINAL THICKNESS = 0.103 IN AND 0.085 IN RESPECTIVELY. MATERIAL REMOVED = 0.028 INCH AND 0.045 INCH; MATERIAL REMAINING = 0.075 INCH AND 0.040 INCH. FOUND EXCEEDED LIMITS IAW SRM 53-00-52, REV 47, FIG 101. SEAT TRACK REMOVED IAW 51-31-01, REV 47. NEW SEAT TRACK SECTION AND REPAIR SPLICE FABRICATED IAW SRM 53-00-52, REV 47, FIG 201. NEW SEAT TRACK REPAIR SECTION AND SPLICE INSTALLED IAW SRM 51-31-01, REV 47. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100, REV 112.