What was found
CORROSION ON SEAT TRACK FLANGE STA 870 TO 950, 10" RBL 45. REMOVED SEAT TRACK SECTION AT BS 870 TO 950 10" RBL 45, FABRICATED NEW SECTION FROM BAC 1520-792 7178T6511, AND INSTALLED NEW SEAT TRACK SECTION IAW SRM 53- 10-2 FIG 7, 51-30-5, 51-10-1, 51-10-2, AND 51-30-2.