What was found
UPPER LOWER FLANGE OF MAIN CABIN SEAT TRACK HAS SURFACE CORROSION BS 850 - BS 870 RBL 45. REMOVED DAMAGED SEAT TRACK SECTION FROM BS 850 - BS 870 RBL 45, FABRICATED NEW SEAT TRACK SECTION FROM BAC 1520-1466-7178T6 DIM: 16" & INSTALLED NEW SEAT TRACK IAW SRM 53-10-2 FIG 7, REV 102, SRM 51-30-2, SRM 51-30-5, & SRM 51-10-2.