# SDR SWAA2021100819991

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2021
- Submitted: October 8, 2021
- Operation: Air carrier
- Aircraft: [N906WN](https://openairdocs.org/aircraft/N906WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36887
- Aircraft time: 45,396 hours, 26,500 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021100819991

## Discrepancy

AFT CARGO COMPT R/H INTERCOSTAL UNDER ZEE CHANNEL BETWEEN STA 747 STA 767 LOWER SURFACE CORROSION.  REMOVED CORROSION IAW SRM 51-10-02-0G-0.  FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2.   REMOVED AND REPLACED THE INTERCOSTAL UNDER ZEE CHANNEL IAW SRM 51-40-02.

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