# SDR SWAA2023021091040

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2023
- Submitted: February 10, 2023
- Operation: Air carrier
- Aircraft: [N279WN](https://openairdocs.org/aircraft/N279WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32532
- Aircraft time: 52,335 hours, 31,548 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Cracked
- Location: Zn 100 Fus Lower
- 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/SWAA2023021091040

## Discrepancy

MAIN CABIN INTERCOSTAL ANGLE BETWEEN STA 380-400 LBL13' CRACKED<[01] REMOVED INTERCOSTAL ANGLE AT MAIN CABIN BETWEEN STA 380-400 LBL13' AS PER SRM 51-40-02.;[02] VERIFIED STEP 1 OK TO INSTALL NEW ANGLE;[03] INSTALLED NEW ANGLE AT MAIN CABIN STA 380-STA 400 LBL 13' AS PER SRM 51-40-02 AND DWG 143A5400.;[04] VERIFIED STEP 3

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