# SDR SWAA2026081787560

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2026
- Submitted: August 18, 2026
- Operation: Air carrier
- Aircraft: [N952WN](https://openairdocs.org/aircraft/N952WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36667
- Aircraft time: 50,751 hours, 31,247 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: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026081787560

## Discrepancy

CRACK ACCESS PANEL 321A LEADING EDGE RIB 8 VERTICAL STABILIZER 2026-443094 REPLACED RIB ASSY 8 AND FASTENERS OF THE ACCESS PANEL 321A AT VERTICAL STABILIZER FIN IAW B737-700 SRM 51-40-02 B737-700 SRM 51-10-02 AND DWG 174A1008 SHEET 2 REV C AND 174A0103 SHEET 11 REV - SEE INDIVIDUAL SING OFF BELOW CORRECTED STEP 1:  REPLACED RIB ASSY 8 AND FASTENERS OF THE ACCESS PANEL 321A AT VERTICAL STABILIZER FIN IAW B737-700 SRM 51-40-02 B737-700 SRM 51-10-02 AND DWG 174A1008 SHEET 2 REV C AND 174A0103 SHEET 11 REV - SEE INDIVIDUAL SIGN OFF BELOW TASK COMPLETED

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