# SDR SWAA2021080574480

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2020
- Submitted: August 5, 2021
- Operation: Air carrier
- Aircraft: [N464WN](https://openairdocs.org/aircraft/N464WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32468
- Aircraft time: 55,704 hours, 33,002 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Corroded
- Location: Bs 312
- 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/SWAA2021080574480

## Discrepancy

'CORROSION' UPON REMOVAL OF FLIGHT ATTENDANT SEAT FOUND LARGE BULGE UNDER MOON MAT AT BS 312; LBL 6; WL 208.1 / REMOVED AND RE-INSTALLED MOON MAT; WATER BARRIER UNDER LAV A; FLOOR PANEL AT MAIN CABIN FWD WET AREA IRW B737-700 AMM 25-27-21-000-801; 53-21-00-000-801; 53-21-00-400-801 AND 25-27-21-400-801. (CORROSION REPAIR OM FLOOR BEAM AT STA 312 WAS ACCOMPLISHED ON NR W147123

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