# SDR SWAA040694

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2004
- Submitted: August 16, 2005
- Operation: Air carrier
- Aircraft: [N674AA](https://openairdocs.org/aircraft/N674AA), registered now
- Make and model: Boeing 737-3A4
- Registry model: [Boeing 737-3A4](https://openairdocs.org/model/boeing-737-3a4) (OpenAirDocs)
- Aircraft serial: 23252
- Aircraft time: 55,188 hours, 46,978 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 6546804
- Condition: Corroded
- Location: Cabin Floor
- 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/SWAA040694

## Discrepancy

DURING SCHEDULED D-CHECK, FOUND FLOORBEAM UPPER SURFACES CORRODED AT BS 344, LBL 10 TO LBL 65, BS 328, RBL 15 TO RBL 50, AND BS 312, LBL 8 TO RBL 49.  REPAIRED FLOORBEAMS PER SRM.

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