# SDR SWAA2020021041124

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 23, 2020
- Submitted: February 10, 2020
- Operation: Air carrier
- Aircraft: [N426WN](https://openairdocs.org/aircraft/N426WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29830
- Aircraft time: 61,080 hours, 36,269 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Part number: 182A3001
- Condition: Cracked
- Location: Horizontal Stab
- 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/SWAA2020021041124

## Discrepancy

L/H HORIZONTAL STABILIZER INSPAR RIB ASSEMBLY 4 CRACKED, STAB. STA. 120.30, STIFFENER 4 FROM FORWARD SPAR. / REPAIRED RIB IAW SRM, AMM, AND DWG.

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