# SDR SWAA2021082520092

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2020
- Submitted: August 25, 2021
- Operation: Air carrier
- Aircraft: [N426WN](https://openairdocs.org/aircraft/N426WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29830
- Aircraft time: 61,080 hours, 36,269 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Frame
- Condition: Corroded
- Location: Bs 887 S25-26l
- 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/SWAA2021082520092

## Discrepancy

***CORROSION***ON TOP FLANGE OF ACB BILGE FRAME STA 887 STR 25L-26L DUE TO BLUE WATER SPILL / REPAIRED PER: EA 1-753-36628 REV IR AND ATS ER 20-01497 REV IR

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