# SDR SWAA2022021880633

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2018
- Submitted: February 21, 2022
- Operation: Air carrier
- Aircraft: N745SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29491
- Aircraft time: 68,000 hours, 40,065 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/SWAA2022021880633

## Discrepancy

AFT CARGO COMPARTMENT STA 765 RBL22.5; Z-AANGLE SUPPORT INTERCOSTAL HAS CORROSSION AT AFT END OF UPPER FLANGE. / REMOVED CORROSION ON INTERCOSTAL AT AFT CARGO STA 765 RBL 22.5; ORIG. 'T' .037' REM. .027' LOSS .005' FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2. REMOVED AND REPLACED INTERCOSTAL IAW SRM 51-40-02 AND DWG 146A7505 REV -

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