# SDR DALA2026022601369

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2026
- Submitted: February 26, 2026
- Operation: Air carrier
- Aircraft: [N584NW](https://openairdocs.org/aircraft/N584NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32984
- Aircraft time: 79,077 hours, 26,068 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Zone 200
- 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/DALA2026022601369

## Discrepancy

SHIP 5804 IN REF NRC 00173: CORROSION OUT OF LIMITS: (UT) THICKNESS MEASUREMENT WAS ACCOMPLISHED ON INBD/OUTBD PASSENGER RH SEAT CROWN BTW STA 365 TO STA 418. THEREFORE, IT IS OUT LIMITS PER B757-300 SRM 53-00-52-1A-1 PROCEDURE 1, ALLOWABLE DAMAGE 1, NOTE 1, DETAIL 1, FIGURE 101. CORRECTIVE ACTION: SUMMARY OF NRC 00599: CORROSION LEVEL 2. INBD/OUTBD PASSENGER RH SEAT CROWN BTW STA 365 TO STA 418 WERE REPLACED AND INSTALLED PER DWG 141N5131 REV C AND B757-300 SRM 51-40-02-0G PAR.7.D (1467856)

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