# SDR DALA13058456301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2013
- Submitted: November 5, 2013
- Operation: Air carrier
- Aircraft: [N661US](https://openairdocs.org/aircraft/N661US), registered now
- Make and model: Boeing 747451
- Aircraft serial: 23719
- Aircraft time: 100,306 hours, 13,246 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Corroded
- Location: Bs 1480
- 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/DALA13058456301

## Discrepancy

CORROSION BS 1480 STRINGER 31L.  STRINGER REMOVED IAW SRM 51-10-02,  FOUND  WITHIN ALLOWABLE DAMAGE LIMITS IAW SRM 53-60-12 FIG 101 REWORK AREA FLAP PEENED PER SOPM20-10-03.

---
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.