# SDR AALA202109083000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2021
- Submitted: September 8, 2021
- Operation: Air carrier
- Aircraft: [N149AN](https://openairdocs.org/aircraft/N149AN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6812
- Aircraft time: 17,751 hours, 6,819 cycles
- Engine: Ge CF680C2D1F
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Shear Pin
- Condition: Corroded
- Location: Lt Eng Mount
- 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/AALA202109083000

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON LEFT ENGINE;  AFT ENGINE MOUNT INNER SHEAR PIN ON INBOARD LINK UPPER POSITION. REPLACED SHEAR PIN PER AMM 71-22-11-200-804-A.

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