# SDR UIEA2011070700363

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2011
- Submitted: July 29, 2011
- Operation: Air carrier
- Aircraft: [N718BA](https://openairdocs.org/aircraft/N718BA), registered now
- Make and model: Boeing 747-4H6
- Registry model: [Boeing 747-4H6](https://openairdocs.org/model/boeing-747-4h6) (OpenAirDocs)
- Aircraft serial: 27042
- Aircraft time: 60,357 hours, 8,023 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Structure
- Condition: Corroded
- Location: Bs 1276
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2011070700363

## Discrepancy

CORROSION ON UPPER CHORD PN 65B10994-10 OF KEEL TORQUE BOX AT STA 1276, RBL 9, RT WING W/W.  (REPAIR IAW EI NO T2011A53B-1522 REV 00. AND REV 01, REV 02.)

---
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.