# SDR SWAA2021050532617

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2020
- Submitted: May 5, 2021
- Operation: Air carrier
- Aircraft: [N8607M](https://openairdocs.org/aircraft/N8607M), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36634
- Aircraft time: 27,943 hours, 12,177 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Seal
- 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/SWAA2021050532617

## Discrepancy

LEFT HORIZONTAL STAB FWD SPAR UPPER SLIDING SEAL IS CRACKED AT FWD AND AFT EDGES / REMOVED + REPLACED L/H HORIZONTIAL STAB FWD SPAR UPPER SLIDING SEAL IAW AMM 53-31-31-00-802; SRM 51-40-02-0G-0; + AMM 53-31-31-400-802 A-TAG# A00085

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.