# SDR SWAA2024050976385

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2024
- Submitted: May 9, 2024
- Operation: Air carrier
- Aircraft: [N8688J](https://openairdocs.org/aircraft/N8688J), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36939
- Aircraft time: 26,854 hours, 13,225 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: UNKNOWN
- Condition: Corroded
- Location: Zn 100 Fus Lower
- 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/SWAA2024050976385

## Discrepancy

MAIN CABIN AFT WET AREA; INTERCOSTAL CORRODED ON UPPER SURFACE APPROX. BS 947 RBL-52.<[01] PERFORMED FPI ON PART IAW BAC 5423. NO CRACKS FOUND INSP ONLY;[02] FABRICATED AND INSTALLED INTERCOASTAL AT STA 947.5 AND RBL 52 PN 147A5660-30 IAW B737-800 SRM 51-40-02 AND BAC DWG 147A5650 REV-; AND 147A4660 REV-;[03] FABRICATED AND INSTALLED INTERCOASTAL AT STA 947.5 AND RBL 52 PN 147A5660-30 IAW B737-800 SRM 51-40-02 AND BAC DWG 147A5650 REV-; AND 147A4660 REV-

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