# SDR SWAA2022021456574

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2021
- Submitted: February 14, 2022
- Operation: Air carrier
- Aircraft: [N7866A](https://openairdocs.org/aircraft/N7866A), registered now
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 30648
- Aircraft time: 54,658 hours, 36,059 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- 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/SWAA2022021456574

## Discrepancy

CRACK LEADING EDGE RIB LOCATED LE STA 105.26 AT LT HORIZONTAL STABILIZER ; 2021-576026 / [01] REPLACED CHORD RIB LOCATED LEADING EDGE RIB; LE STA 105.26 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 AND DWG 186A1001 REV ?A?; DWG 186A1304 REV -; [02] REPLACED CHORD RIB LOCATED LEADING EDGE RIB; LE STA 105.26 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 AND DWG 186A1001 REV ?A?; DWG 186A1304 REV - SEE INDIVIDUAL SING OFF BELOW; [03] CORRECTED STEP 1 AND 2 REPLACED CHORD RIB LOCATED LEADING EDGE RIB; LE STA 105.26 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 AND DWG 186A1001 REV ?A?; DWG 186A1304 REV -; [04] CORRECTED STEP 3 REPLACED CHORD RIB LOCATED LEADING EDGE RIB; LE STA 105.26 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 AND DWG 186A1001 REV ?A?; DWG 186A1304 REV - SEE INDIVIDUAL SING OFF BELOW.; [05] REPLACED CHORD RIB LOCATED LEADING EDGE RIB; LE STA 105.26 AT LT HORIZONTAL STABILIZER IAW B737-700 SRM 51-10-02 AND DWG 186A1001 REV ?A?; DWG 186A1304 REV - SEE INDIVIDUAL SING OFF BELOW.<BR>RII

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