# SDR IPXA10M60293

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2010
- Submitted: June 7, 2010
- Operation: Air carrier
- Aircraft: [N256UP](https://openairdocs.org/aircraft/N256UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48405
- Aircraft time: 68,643 hours, 13,238 cycles
- Engine: Ge CF680C2D1F
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Part number: ARB74131
- Condition: Corroded
- Location: Lws 650
- 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/IPXA10M60293

## Discrepancy

INSPECTION TYPE:4C, EVIDENCE OF CORROSION UNDER WING SKIN AT LT WING REAR SPAR, SKIN BULGING NEAR STA XORS.650.  GAINED ACCESS, REMOVED CORROSION, REPAIRED LT UPPER SPAR REF STA SA EA NR 011-5710-01-A2346 REV IR AND UPS EO MD11-5710-38030-A.

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