# SDR DU4R2011004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2011
- Submitted: April 11, 2011
- Operation: General aviation
- Filed by: [AAR Aircraft Services, LLC, repair station DU4R141M](https://openairdocs.org/faa-repair-station/DU4R141M/aar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: [N17640](https://openairdocs.org/aircraft/N17640), registered now
- Make and model: Boeing 737524
- Aircraft serial: 28901
- Aircraft time: 34,966 hours, 18,379 cycles
- System (JASC): [5755 · Spoilers](https://openairdocs.org/jasc/5755)
- Part: Skin
- Condition: Delaminated
- Location: Nr 4 Spoiler
- 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/DU4R2011004

## Discrepancy

DURING SCHEDULED INSP, FOUND NR 4 SPOILER UPPER SKIN HAS DELAMINATION AREA AT 36.5", 40.5" FROM INBD EDGE ON LT WING.

---
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.