# SDR IPXA11M70310

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2011
- Submitted: November 11, 2011
- Operation: Air carrier
- Aircraft: [N257UP](https://openairdocs.org/aircraft/N257UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48451
- Aircraft time: 60,841 hours, 11,433 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Doubler
- Condition: Cracked
- Location: Bs 1294
- 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/IPXA11M70310

## Discrepancy

INSPECTION TYPE:C, MLG WW - LT SIDE PANEL AT APPROX BS 1294 CUT-OUT DOUBLER FOR AILERON INPUT RODS, FOUND CRACKED AT FWD SIDE.  HFEC INSPECTION CARRIED OUT,  CRACK IS APPROXIMATELY 1INCHE IN LENGTH.  CRACKED DOUBLER REMOVED IAW SRM 51-31-01.  NEW DOUBLER DRILLED IAW DWG AE A0526. NEW DOUBLER  INSTALLED IAW SRM 51-33-01, REV 47 AND DWG AEA0526.

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