# SDR SWAA2025030492782

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2025
- Submitted: March 4, 2025
- Operation: Air carrier
- Aircraft: [N7857B](https://openairdocs.org/aircraft/N7857B), registered now
- Make and model: Boeing 737-79P
- Registry model: [Boeing 737-79P](https://openairdocs.org/model/boeing-737-79p) (OpenAirDocs)
- Aircraft serial: 29358
- Aircraft time: 59,090 hours, 39,530 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- 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/SWAA2025030492782

## Discrepancy

CRACK LEADING EDGE RIB LOCATED LE STA 105.26 AT LT HORIZONTAL STABILIZER 2025-93381<[01] REPLACED CHORD OF THE RIB LOCATED LE STA 105.26 AT LT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02; DWG 186A1304 SHEET 1 REV - AND DWG 186A1001 SHEET 10 REV A. SEE INDIVIDUAL SIGN OFF BELOW<BR>01 - REMOVED AND REPLACED PER [SRM 51-10-02-0G-0-A00248 (GENERAL - INSPECTION AND REMOVAL OF DAMAGE - AIRFRAME - PERMANENT)]<BR>01 - REMOVED AND REPLACED PER [SRM 51-10-02-0G-0-A00248 (GENERAL - INSPECTION AND REMOVAL OF DAMAGE - AIRFRAME - PERMANENT)];[02] CORRECTED STEP 1<BR>REPLACED CHORD OF THE RIB LOCATED LE STA 105.26 AT LT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02; DWG 186A1304 SHEET 1 REV - AND DWG 186A1001 SHEET 10 REV A. SEE INDIVIDUAL SIGN OFF BELOW;[03] REPLACED CHORD OF THE RIB LOCATED LE STA 105.26 AT LT HORIZONTAL STABILIZER I.A.W B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02; DWG 186A1304 SHEET 1 REV - AND DWG 186A1001 SHEET 10 REV A. SEE INDIVIDUAL SIGN OFF BELOW

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