# SDR SWAA2022021714620

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2018
- Submitted: February 18, 2022
- Operation: Air carrier
- Aircraft: N785SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 30602
- Aircraft time: 63,485 hours, 37,163 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Intercostal
- Condition: Corroded
- Location: Lower Int Fusela
- 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/SWAA2022021714620

## Discrepancy

AFT CARGO COMPARTMENT BETWEEN STA 927 AND 907 AND STR 27R AND 25R POTABLE WATER PAN SUPPORT INTERCOSTAL IS CORRODED AROUND SEVERAL FASTENERS / REMOVED AND EVALUATED CORROSION ORIGINAL .040' LOSS OF .006' WITH .034' REMAINING BLEND FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2. REMOVED AND REPLACED STIFFENER PER SRM 51-40-02-0G-0 AND AIPC 52-49-00-02

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