# SDR CALA2017090102978

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2017
- Submitted: September 1, 2017
- Operation: Air carrier
- Aircraft: N411UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 464
- Aircraft time: 77,236 hours, 29,180 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Shear Tie
- Part number: D53230513200
- Condition: Corroded
- Location: Frame 34
- 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/CALA2017090102978

## Discrepancy

FWD CARGO BAY HAS A CORRODED SHEAR TIE FRAME 34 BETWEEN STRINGERS 41 - 42R. REMOVED CORROSION FROM SHEAR TIE, ORIGINAL THICKNESS .055", MINIMUM ALLOWABLE REMAINING THICKNESS .051", ACTUAL REMAING THICKNESS .045" FOUND TO BE OUT OF LIMITS IAW A320 S RM 51-73-11 AND AIRBUS DWG D53230513. REMOVED AND REPLACED SHEAR TIE IAW A320 SRM 51-42-11.

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