# SDR SWAA2021052619392

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2020
- Submitted: May 26, 2021
- Operation: Air carrier
- Aircraft: [N8644C](https://openairdocs.org/aircraft/N8644C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 35973
- Aircraft time: 20,442 hours, 9,111 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Corroded
- Location: Aft Cargo
- 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/SWAA2021052619392

## Discrepancy

AFT CARGO PIT FLOOR PANEL 140AF HAS CORROSION ON UPPER SURFACE AROUND OUTER EDGES OF PANEL. / FOUND CORROSION TO EXCEED LIMITS; MORE THAN 10' IN LENGTH. FOUND TO BE OUT OF LIMITS. REPLACED AFT CARGO FLOOR PANEL 140AF I/A/W AMMM 25-52-01-201; AMM 51-21-72-370; SRM 53-00-53-1A; AMM 51-21-41-701 AND DRAWING 453A1610 REV F.

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