# SDR SWAA2026040980336

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2026
- Submitted: April 9, 2026
- Operation: Air carrier
- Aircraft: [N8631A](https://openairdocs.org/aircraft/N8631A), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42385
- Aircraft time: 39,753 hours, 19,327 cycles
- System (JASC): [2550 · Cargo Compartments](https://openairdocs.org/jasc/2550)
- Part: Plate
- Condition: Corroded
- Location: Zn 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/SWAA2026040980336

## Discrepancy

FCB; SIDEPLATE BS 400 TO 500I LBL 25 HAS SEVERAL SPOTS OF CORROSION (MARKED).<[01] OK TO INSTALL GIVEN FOR STEP 6.;[02] REMOVED AND REPLACED 0N FCB; FLOOR TO SIDEWALL SUPPORT FROM BS400 TO BS500I LBL25 IAW SRM 51-40-02; DWG 143A7500 AND SWA EA22-153-01482;[03] VERIFIED CORRECTIVE ACTION 2

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