# SDR SWAA2022032275590

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2019
- Submitted: May 16, 2022
- Operation: Air carrier
- Aircraft: [N969WN](https://openairdocs.org/aircraft/N969WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 41777
- Aircraft time: 27,175 hours, 16,491 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Intercostal
- Condition: Corroded
- Location: Aft Cargo Compt
- 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/SWAA2022032275590

## Discrepancy

AFT CARGO STA 747+10 TO 767; RBL 23; WL 154; BAFFLE ANGLE HAS CORROSION ON LOWER SURFACE AROUND NUTPLATE HOLES / REMOVED AND EVALUATED CORROSION ON -8 INTERCOSTAL. ORIGINAL THICKNESS .030' LOSS OF .013' WITH .027' REMAINING BLEND FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2. REMOVED AND REPLACED INTERCOSTAL PER SRM 51-40-02-0G-0 AND DWG 146A7502 REV A

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