# SDR FDEA202605050547

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2026
- Submitted: May 5, 2026
- Operation: Air carrier
- Aircraft: [N521FE](https://openairdocs.org/aircraft/N521FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48478
- Aircraft time: 92,122 hours, 18,178 cycles
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Pylon
- Condition: Not Reported
- Location: Zone 400
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202605050547

## Discrepancy

WS-C 00091807  MOD TYPE T MOD NO. 1-5450-T0386263 REV NO.  PS P4  NACELLES/PYLON - WING PYLON/STRUT - NO. 1 PYLON,  INSPECTION AND REPAIR OF DAMAG  COMPLY WITH E..A. 1-5450-T0386263 REV NO.  POS.  P4.  COMPLY WITH E..A. 1-5450-T0386263 REV NO:   PS P4  EA: 1-5450-T0386263 PT 4  COMPLIED WITH EA 1-5450-T0386263 PT 4 REMOVING AND  INSTALLING FASTENERS   COMPLIED WITH EA

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