# SDR SWAA2024090625582

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2024
- Submitted: September 6, 2024
- Operation: Air carrier
- Aircraft: [N930WN](https://openairdocs.org/aircraft/N930WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36636
- Aircraft time: 50,251 hours, 30,483 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Rib
- Condition: Cracked
- Location: Zone 300
- 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/SWAA2024090625582

## Discrepancy

DORSAL FIM MOST FWD RIB IS CRACKED<[01] REMOVED DAMAGED FWD RIB FROM DORSAL FIN REF. SRM 51-40-02-0G-0.<BR>LOCATED AND DRILLED NEW FWD RIB AT DORSAL FIN REF.SRM 51-40-05-0G-0.<BR>INSTALLED NEW FWD RIB ON DORSAL FIN REF. SRM 51-40-02-0G-0 AND BOEING DRAWING:174A1008.;[02] VERIFIED STEP 1.

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