# SDR SWAA2023092192637

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 22, 2023
- Submitted: September 21, 2023
- Operation: Air carrier
- Aircraft: [N299WN](https://openairdocs.org/aircraft/N299WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36614
- Aircraft time: 51,989 hours, 31,418 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: UNKNOWN
- Condition: Cracked
- Location: Zn 200 Fus Top
- 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/SWAA2023092192637

## Discrepancy

MAIN CABIN INTERCOSTAL CRACKED AT BL 0 BETWEEN STA 380-400<[01] REMOVED AND REPLACED UPPER ANGLE AT MAIN CABIN INTERCOSTAL AT BL 0 BETWEEN STA380 TO 400 AND TREATED & PRIMER ALL FASTENERS HOLES AS PER B 737-700 SRM 51-40-02-0G-0 AND DWG # 143A5400; 51-20-01-0G-0 AMM 51-21-72-370-804;[02] VERIFIED INSTALLATION

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