What was found
AFT SEAT TRACK 1 HAS CORROSION FR 71 TO FR 75 (ABOUT 70 SQUARE INCH). REMOVED CORROSION FROM SEAT TRACK IAW SRM 51-74-10, CHECKED LIMITS IAW SRM 53-10-16, PAGE 101-103. FOUND TO BE OUT OF LIMITS. REMOVED SEAT TRACK NR1 BETWEEN FR71 & FR 75, FABRICATED SEAT TRACK IAW SRM 51-21-11 PG1, SRM 51-27-00, PG 1, SRM 51-40-40, PG1. INSTALLED SEAT TRACK BETWEEN FR 71 AND FR 75 IAW SRM 51-40-21, PAR 7, PAGE 24.