# SDR NWAA091959884

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2009
- Submitted: June 2, 2009
- Operation: Air carrier
- Aircraft: N677MC
- 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: 47756
- Aircraft time: 65,105 hours, 55,644 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Condition: Cracked
- Location: Rt Wing Le
- 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/NWAA091959884

## Discrepancy

DURING "H" CHECK FOUND CRACK IN RT WING LEADING EDGE RIB AT STATION XIS 134.  REPAIRED PER EA 98-214545.

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