# SDR AALA201605319004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2016
- Submitted: May 31, 2016
- Operation: Air carrier
- Aircraft: [N184US](https://openairdocs.org/aircraft/N184US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1651
- Aircraft time: 49,214 hours, 18,581 cycles
- System (JASC): [5520 · Elevator Structure](https://openairdocs.org/jasc/5520)
- Part: Hinge Fitting
- Condition: Worn
- Location: Rt Elevator
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201605319004

## Discrepancy

AIRCRAFT WAS GNDED.  MODERATE AIRFRAME VIBRATION AT 330 KIAS, CLIMBING THROUGH FL 260.  RAPID ONSET, GRADUAL REDUCTION AT 300 - 305 KIAS.  NOT VISIBLE ON FLIGHT CONTROL PAGE, VIBRATION RATE 60 - 75 HZ.  VIBRATION DID NOT CHANGE WITH POWER REDUCTION.  REPLACED THE RT ELEVATOR NR 2 HINGE FITTING & ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.  ALSO SEE RELATED REPORT ON AALA 201605309003.

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