# SDR DALA2020031201808

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2020
- Submitted: March 12, 2020
- Operation: Air carrier
- Aircraft: [N548US](https://openairdocs.org/aircraft/N548US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26495
- Aircraft time: 74,953 hours, 27,004 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020031201808

## Discrepancy

(AIRCRAFT 5648, L/P 1524311) AWR. HIDDEN CORROSION. CRACKED BY INTERGRANULAR CORROSION ON LH INBD SEAT TRACK STA 550 AT PAX CABIN FLOOR STRUCTURE. CORRECTIVE ACTION: CORROSION LEVEL 2. SEAT TRACK WAS REPAIRED PER B757-200 SRM 53-00-52-2R-1 REPAIR 1.

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