# SDR AALA20120514013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 2012
- Submitted: May 15, 2012
- Operation: Air carrier
- Aircraft: [N941AN](https://openairdocs.org/aircraft/N941AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29534
- Aircraft time: 35,993 hours, 14,846 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- Condition: Corroded
- Location: Fuselage
- 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/AALA20120514013

## Discrepancy

STATION 1125 AUXILIARY POWER UNIT INLET CUTOUT AFT VERTICAL STIFFENER IS CORRODED.  REMOVED AND INSTALLED STATION 1125 VERTICAL STIFFENER PER AARD 51-10-05 AND BOEING DRAWING 148A8650.

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