# SDR USAA2010060991095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2010
- Submitted: June 9, 2010
- Operation: Air carrier
- Aircraft: [N764US](https://openairdocs.org/aircraft/N764US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1369
- Aircraft time: 26,550 hours, 16,753 cycles
- Engine: Cfmint CFM565B6
- Engine time: 23,461 hours, 13,839 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Damaged
- Location: Nr 2 Engine
- Part time: 23,461 hours, 13,839 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: R, E, J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2010060991095

## Discrepancy

FLT  2020 - DCA-BOS - EMERGENCY LANDING - LEVEL FLIGHT N1 AT 65 PERCENT ENGINE COMPRESSOR STALL.  REDUCED THRUST, EASED NR 2 THRUST LEVER FORWARD.  MODERATE TO SEVERE VIBRATION.  RETURNED BELOW 46 PERCENT N1.  VIBRATION DISAPPEARED.  ENGINE ANTI-ICE=ON, WING ANTI-ICE=ON.  AN EMERGENCY WAS DECLARED.  REMOVED AND REPLACED NR 2 ENGINE.   ENGINE TEARDOWN SHOWED HPC DISTRESS.  ALL DISTRESSED HARDWARE WERE REPAIRED AND REPLACED PER ESM.  CLEARANCES WERE RESTORED.

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