# SDR SWAA2026100465784

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2026
- Submitted: October 5, 2026
- Operation: Air carrier
- Aircraft: [N8657B](https://openairdocs.org/aircraft/N8657B), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42535
- Aircraft time: 39,097 hours, 19,276 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Zone 100
- 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/SWAA2026100465784

## Discrepancy

CORROSION FOUND ON AFT WET AREA FLOOR STRUCTURE AT BS 987 LBL 42 WL 208 \CORROSION FOUND ON AFT WET AREA FLOOR STRUCTURE AT BS 987 LBL 42 WL 208 REMOVED CORROSION FOUND OUT OF LIMIT AND AREA WAS REPAIRED IAW  SRM 53-70-51-2R-6 REPAIR 6 VERIFIED ACTION 1

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