# SDR SWAA2013021112582

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2013
- Submitted: February 12, 2013
- Operation: Air carrier
- Aircraft: [N925WN](https://openairdocs.org/aircraft/N925WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36630
- Aircraft time: 16,360 hours, 9,730 cycles
- System (JASC): [5714 · Wing, Center Box](https://openairdocs.org/jasc/5714)
- Part: Vapor Barrier
- Part number: 111A11111
- Condition: Cracked
- Location: Center Wing
- 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/SWAA2013021112582

## Discrepancy

CENTER WING REAR SPAR VAPOR BARRIER MATERIAL HAS DIAGONAL CRACK APPROX 6 INCHES LONG, LOCATED LOWER SPAR APPROX RBL 31 - RBL 35.  CRACK APPEARS TO TERMINATE AT FASTENER HOLES ON BOTH ENDS.  INSTALLED FIBERGLASS PATCH OVER DAMAGED AREA.

---
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.