As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPPER CABIN SEAT TRACK AT LBL 45 DEEP CORROSSION INSIDE CROWN AREA AT STA 950 TO 970. CUT OUT SEAT TRACK FROM STA 950 TO 1115 IAW B727 SRM 53-10-1 FIG 3. FAB NEW SEAT TRACK FROM BAC1520-797 7075 T6 .02 IAW B727 SRM 53-10-5. ALODINE & PRIMED IAW B727 SRM 51-10-2, INSTALLED PARTS IAW B727 SRM 53-10-5 FIG 1.