# SDR SWAA2026092836580

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2026
- Submitted: September 29, 2026
- Operation: Air carrier
- Aircraft: [N930WN](https://openairdocs.org/aircraft/N930WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36636
- Aircraft time: 56,242 hours, 34,361 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Seal
- 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/SWAA2026092836580

## Discrepancy

RIGHT HORIZONTAL STAB, FWD UPPER SLIDING SEAL WAS CRACKED VERTICALLY ON THE FWD AND AFT SIDES, PARALLEL TO SEAL TRACK.   REMOVED AND REPLACED THE RT HORIZONTAL STAB SLIDING SEAL IAW AMM 53-31-31.

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