# SDR IPXA09M57739

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2009
- Submitted: October 21, 2009
- Operation: Air carrier
- Aircraft: [N278UP](https://openairdocs.org/aircraft/N278UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48577
- Aircraft time: 50,901 hours, 7,691 cycles
- System (JASC): [5714 · Wing, Center Box](https://openairdocs.org/jasc/5714)
- Part: Structure
- Condition: Corroded
- Location: Center Wing Box
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA09M57739

## Discrepancy

INSPECTION TYPE:4C CORROSION AT CENTER CABIN UNDER FLOOR ARE STA 1229 RBL 108 AT WING BOX.  REMOVED CORROSION, FABRICATED AND INSTALLED REPAIR IAW SAA EA 011-5720-01-A2052 ISSUE A AND IPXA EO MD11-5730-35268-A.

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