# SDR SWAA2012111609542

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 6, 2012
- Submitted: November 16, 2012
- Operation: Air carrier
- Aircraft: N492WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33866
- Aircraft time: 29,576 hours, 17,065 cycles
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Stiffener
- Part number: BAC1506
- Condition: Cracked
- Location: Rt Horiz Stab
- 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/SWAA2012111609542

## Discrepancy

RIGHTT HORIZ STAB RIB AT STA 129.50 3RD VERT STIFFENER IS CRACKED.  REPAIRED THE RIGHT HORIZ STAB RIB AT STA 129.50, 3RD VERTICAL STIFFENER IAW SRM 55-10-09-2R-4, SOPM 20-50-01, SRM 51-40-02-0G-0 AND MM 27-31-41-400-801.  OPS CHECK GOOD.

---
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.