As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN SEAT TRACK FROM BS 720A, PLUS 10" TO BS 740, RBL 45.5 IS CORRODED. REMOVED SEAT TRACK FROM BS 720A PLUS 10" TO BS 740 RBL 45 AND FABRICATED NEW SEAT TRACK BAC1520-792-7178 T6511 AND INSTALLED SEAT TRACK IAW SRM 51-30-2 & SRM 53- 10-5 FIG 1.