As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5804 CORROSION ON SEAT TRACK FLANGE BTW STA 1620- 1640 LBL22 AND LBL44 AT PASSENGER CABIN (W4). CORRECTIVE ACTION: SUMMARY OF NRC 00420: CORROSION LEVEL 2. SEAT TRACK BTW STA 1620 -1640 LBL22 AND LBL44 AT PASSENGER CABIN WERE REPLACED AND INSTALLED PER DWG 146N5126 REV. A AND B757-300 SRM 51-40-02-0G PAR. 7 (D). (1469869)