# SDR AALA20121105001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2012
- Submitted: November 12, 2012
- Operation: Air carrier
- Aircraft: [N490AA](https://openairdocs.org/aircraft/N490AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49683
- Aircraft time: 69,010 hours, 36,034 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Cusp Web
- Condition: Cracked
- Location: Fuselage
- 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/AALA20121105001

## Discrepancy

CRACK EXTENDING FROM LIGHTENING HOLE IN LEFT CUSP AT STATION 226.  REMOVED DAMAGED LEFT CUSP SHEET STATIONS 218 TO 237.  INSTALLED SERVICEABLE LEFT CUSP SHEET FROM STATIONS 218 TO 237 PER AARD 53-20-00-16.

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