What was found
CORROSION ON UPPER FLANGE OF MAIN CABIN SEAT TRACK BS 880, RBL 24. REMOVED SEAT TRACK AND FABRICATED NEW SEAT TRACK FROM BAC 1520 792-7178T6 DIM: 7 FT. X 7 IN. IAW SRM 53-10-5 FIG 1. INSTALLED NEW SEAT TRACK IAW SRM 53-10-5, PG 4, FIG 1, REV 102.