What was found
UPPER FLANGE OF MAIN CABIN SEAT TRACK HAS SURFACE CORROSION BS 870 - 950, RBL 45. REMOVED DAMAGED SEAT TRACK FROM BS 870 - 950, 10" RBL 45, FABRICATED NEW SEAT TRACK SECTION FROM BAC 1520-7927178T6511 DIM: 7 FT 19 IN. & INSTALLED NEW SEAT TRACK SECTION IAW SRM 51-30-2, SRM 53-10-5 FIG 1 & SRM 51-10-2.