What was found
AT D-CK, UPPER CARGO DECK SEAT TRACK NR 4 FS 480 TO 560 HAS CORROSION ON UPPER FLANGES. REMOVED AND REPLACED SEAT TRACK NR 4 FROM STA 480 TO 600, PER B727 SRM 53-10-5, FIG 7. REF: N/R 3741.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AT D-CK, UPPER CARGO DECK SEAT TRACK NR 4 FS 480 TO 560 HAS CORROSION ON UPPER FLANGES. REMOVED AND REPLACED SEAT TRACK NR 4 FROM STA 480 TO 600, PER B727 SRM 53-10-5, FIG 7. REF: N/R 3741.