# SDR SWAA042046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2004
- Submitted: July 21, 2004
- Operation: Air carrier
- Aircraft: N658SW
- Make and model: Boeing 737-3L9
- Registry model: [Boeing 737-3L9](https://openairdocs.org/model/boeing-737-3l9) (OpenAirDocs)
- Aircraft serial: 23332
- Aircraft time: 64,004 hours, 35,173 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Keelbeam
- Part number: 6562125
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA042046

## Discrepancy

DURING SCHEDULED C2 CHECK, FOUND LT AND RT KEEL BEAM AT RT BS 540, GROUND A/C DUCT CENTERLINE, CORRODED.  REPAIRED RT & LT KEEL BEAM CHORDS PER EA.

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