# SDR SWAA2024072909913

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2024
- Submitted: July 29, 2024
- Operation: Air carrier
- Aircraft: [N8697C](https://openairdocs.org/aircraft/N8697C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36728
- Aircraft time: 26,279 hours, 12,968 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: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2024072909913

## Discrepancy

FLOOR STRUCTURE INTERCOSTAL LOCATED BETWEEN STAS 947-967; RBL 25 HAS CORROSION ON FWD/RH EDGE<[01] REMOVED CORROSION ON FLOOR SUPPORT INTERCOSTAL LOCATED BETWEEN STA?S 947-967; RBL 25. ORIGINAL THICKNESS OF 0.084; MATERIAL REMOVED .024; REMAINING THICKNESS IS 0.060. INTERCOSTAL FOUND TO BE OUT OF LIMITED PER SRM 53-70-51-1A-1.;REMOVED DAMAGED INTERCOSTAL AND INSTALLED NEW INTERCOSTAL (P/N 147A5660U3) IAW SRM 51-40-02.

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