# SDR SWAA2026051186947

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2026
- Submitted: May 11, 2026
- Operation: Air carrier
- Aircraft: [N8637A](https://openairdocs.org/aircraft/N8637A), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42523
- Aircraft time: 39,964 hours, 19,373 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Zone 200
- 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/SWAA2026051186947

## Discrepancy

CORROSION ON INTERCOSTAL LOCATED BTW BS 947.5 TO BS 967 LBL 48 WL 208.1 AT AFT GALLEY.  REPLACED INTERCOSTAL LOCATED BTW BS 947.5 TO BS 967 LBL 48 WL 208.1 AT AFT GALLEY AREA IAW SRM 51-40-02; 51-10-20 ITEM 9 AND DRAWING 147A5650; SHEET 55; REV A..

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