# SDR AALA20130624001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2013
- Submitted: June 25, 2013
- Operation: Air carrier
- Aircraft: [N971AN](https://openairdocs.org/aircraft/N971AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29547
- Aircraft time: 36,297 hours, 15,010 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/AALA20130624001

## Discrepancy

CORROSION ON STATION 1088, FORWARD SIDE AT LOWER LANDING OF AUXILIARY POWER UNIT AIR INLET DUCT AREA.  REMOVED CORRODED STIFFENER & INSTALLED LOWER LANDING FILLER AT STATION 1088 APT INLET IAW AARD 51-10-05-1 & BOEING DRAWING 148A0924.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.