# SDR SWAA021487

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2002
- Submitted: July 17, 2002
- Operation: Air carrier
- Aircraft: N742SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29278
- Aircraft time: 13,101 hours, 7,976 cycles
- System (JASC): [5513 · Horizontal Stabilizer, Tab Structure](https://openairdocs.org/jasc/5513)
- Part: Tab
- Part number: 183A8100
- Condition: Vibration
- Location: Both Elevators
- Stage of operation: CR
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA021487

## Discrepancy

LOW FREQUENCY AIRFRAME VIBRATION OCCURRED FOR ABOUT 2 MINUTES IN-FLIGHT.  ACCOMPLISHED POST LCO (LIMIT CYCLE OSCILLATION) INSPECTION, REMOVED AND REPLACED BOTH LT AND RT ELEVATOR TABS PER MM.

---
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.