# SDR DALA12006110857

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2012
- Submitted: August 31, 2012
- Operation: Air carrier
- Aircraft: N766NC
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47739
- Aircraft time: 81,154 hours, 80,400 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Cracked
- Location: Rt 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/DALA12006110857

## Discrepancy

RIGHT WING REAR SPAR XRS 137, WEB HAS CRACK AT TOP OF LIGHTENING HOLE.  REMOVED RT FLAP FORWARD MOVABLE VANE FOR ACCESS, REMOVED DAMAGED WEB ASSEMBLY AT RT WING REAR SPAR.  REMOVED ALL SUPPORT ATTACH ANGLES TO RT WING REAR SPAR WEB.  FABRICATED RIB LT WING REAR SPAR, LOCATED AND DRILLED WEB ASSY.  INSTALLED WEB ASSEMBLY AND ALL SUPPORT ATTACH ANGLES AT RT WING REAR SPAR AND INSTALLED RT FLAP FORWARD MOVABLE VANE.

---
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.