# SDR TSAA9957042

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N809AL](https://openairdocs.org/aircraft/N809AL), registered now
- Make and model: Boeing 737-2Q9
- Registry model: [Boeing 737-2Q9](https://openairdocs.org/model/boeing-737-2q9) (OpenAirDocs)
- Aircraft serial: 21720
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Lt Wing
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TSAA9957042

## Discrepancy

LEFT WING FRONT SPAR LOWER CHORD AT NR 2 SLAT ACTUATOR HAS EXFOLIATION CORROSION.  CLEANED AND TREATED PER SRM 51-10-6.  REPAIRED PER ECO 2135R2.  TAT:  47,785.0 HOURS.  TAC:  63,219.  (X)

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