# SDR COEA2025110410919

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2025
- Submitted: November 4, 2025
- Operation: Air carrier
- Aircraft: [N919FX](https://openairdocs.org/aircraft/N919FX), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 266
- Aircraft time: 31,306 hours, 39,552 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Strip
- Part number: S57110584200
- Condition: Corroded
- Location: Zone 600
- 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/COEA2025110410919

## Discrepancy

WO 264878 NR 600027 HEAVY CHECK  COE/MAJOR REPAIR  DISCREPANCY: R/H WING AFT SPAR UPPER STRIP SLAT RIB 0-4 UPPER AND LOWER SURFACE HAS LEVEL 2 CORROSION. CORRECTIVE ACTION: REPAIRED PER SRAS S571R0077...01615 ISSUE D, DATED 10/7/2025.

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