# SDR TSAA0157009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2001
- Submitted: February 12, 2001
- Operation: Air carrier
- Aircraft: N807AL
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 23443
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Part number: 69578331
- Condition: Corroded
- 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/TSAA0157009

## Discrepancy

IDENTIFIED CORROSION AT RT WING FRONT SPAR LOWER CHORD FSS 475.  REPAIRED CONSISTS OF REMOVING DAMAGED AREA AT HORIZONTAL FLANGE AND INSTALLING A TAPERED FILLER, HFEC COMPLETED ON ALL FASTENER HOLES AND REWORKED AREA.  NO DEFECTS NOTED.  CLEAN AND TREATED ALL EXPOSED AREAS AND INSTALLED DOUBLER NESTED ANGLES TO COMPLETE REPAIR.  (M)

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