# SDR CALA2025050504449

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2025
- Submitted: May 5, 2025
- Operation: Air carrier
- Aircraft: [N464UA](https://openairdocs.org/aircraft/N464UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1290
- Aircraft time: 77,862 hours, 32,134 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: D5347042021400
- Condition: Corroded
- Location: Zone 100
- 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/CALA2025050504449

## Discrepancy

AFT CARGO LH STRINGER 43 AT FR 56 HAS CORROSION.   REMOVED AFT CARGO LH STRINGER 43 CORROSION IAW A320 SRM 51-74-00 . PERFORMED NDT INSPECTION IAW NTM51-10-4 AND 51-50-00 STRINGER FOUND OUT OF LIMITS IAW SRM 53-41-13-283-002 FIG 1, ORIGINA L THICKNESS 0.108" REMAINING THICKNESS 0.054", THICKNESS REMOVED 0.054". REMOVED AND REPLACED LH STRINGER IAW A 320 SRM 51-72-11-911-002.

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