# SDR FDEA202606030668

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2026
- Submitted: June 3, 2026
- Operation: Air carrier
- Aircraft: [N603FE](https://openairdocs.org/aircraft/N603FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48459
- Aircraft time: 92,456 hours, 22,378 cycles
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Lug
- Condition: Corroded
- Location: Zone 400
- Component: Bulkhead, Doug
- Component part number: ARB7525501
- 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/FDEA202606030668

## Discrepancy

LEFT ENGINE PYLON AFT BULKHEAD LUG BORE HOLE FOUND WITH CORROSION AFTER   SPHERICAL BEARING REMOVAL YWN 418. CORROSION AT LEFT ENGINE PYLON AFT BULKHEAD LUG BORE HOLE CARRIED OUT REPAIR IAW EA  1-5440-T0387673, PART 2. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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