# SDR SWAA062298

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2006
- Submitted: July 6, 2006
- Operation: Air carrier
- Aircraft: N346SW
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 24153
- Aircraft time: 57,279 hours, 52,322 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 6545833
- Condition: Corroded
- Location: Bs 269
- 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/SWAA062298

## Discrepancy

DURING SCHEDULED 18Y CHECK, FOUND FLOOR SUPPORT UPPER CHORD CORRODED AT BS 269 TO BS 270, RBL 11 TO LBL 7.  REMOVED AND REPLACED FLOORBEAM UPPER CHORD SECTION PER SRM.

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