# SDR SWAA2022012466333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2017
- Submitted: January 25, 2022
- Operation: Air carrier
- Aircraft: [N939WN](https://openairdocs.org/aircraft/N939WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36646
- Aircraft time: 27,946 hours, 16,324 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Cracked
- Location: Rt Horiz 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/SWAA2022012466333

## Discrepancy

RIGHT HORIZONTAL STABILIZER INTERNAL RIB AT STA. 120.30 HAS A CRACK AT SECOND VERTICAL STIFFENER(COUNTING FROM THE FRONT). / REPAIRED SECOND VERTICAL STIFFENER PER SRM 55-10-09-2R

---
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.