# SDR USAA2011060300021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2011
- Submitted: June 3, 2011
- Operation: Air carrier
- Aircraft: [N721UW](https://openairdocs.org/aircraft/N721UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1095
- Aircraft time: 34,244 hours, 18,943 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Shear Tie
- Part number: D53230526200
- Condition: Corroded
- Location: Fuselage
- 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/USAA2011060300021

## Discrepancy

PIT - S4 - LEVEL 2 GALVANIC CORROSION ON SHEAR TIE AT FR27 & BETWEEN S41R TO S42R.  REPLACED SHEAR TIE AT FR27 & BETWEEN S41R TO S42R IAW A319 SRM 51-72-11 & AIRBUS DRAWING D53233211.

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