# SDR SWAA2022012050791

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 6, 2021
- Submitted: January 20, 2022
- Operation: Air carrier
- Aircraft: [N422WN](https://openairdocs.org/aircraft/N422WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29826
- Aircraft time: 66,890 hours, 39,356 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Cracked
- Location: Horizontal Stab
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022012050791

## Discrepancy

CRACK LEADING EDGE RIB LOCATED LE STA 77.93 AT LT HORIZONTAL STABILIZER (1 EA) ; 2021-557786 / [01] REPLACED LEADING EDGE RIB LOCATED LE STA 77.93 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DWG 186A1001 REV. A; [02] REPLACED LEADING EDGE RIB LOCATED LE STA 77.93 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DWG 186A1001 REV. A RII

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