# SDR AALA2019031859020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2019
- Submitted: March 18, 2019
- Operation: Air carrier
- Aircraft: [N173US](https://openairdocs.org/aircraft/N173US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1481
- Aircraft time: 61,131 hours, 22,964 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Shear Tie
- Part number: D534707572
- Condition: Corroded
- Location: Frame 55
- 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/AALA2019031859020

## Discrepancy

CORROSION FOUND ON THE SHEAR TIE,  FRAME 55,  STRINGERS 41L & 42L.  REPLACED THE SHEAR TIE IAW SRM 51-42-11.

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