# SDR CALA2014072891553

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2014
- Submitted: July 29, 2014
- Operation: Air carrier
- Aircraft: [N439UA](https://openairdocs.org/aircraft/N439UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 683
- Aircraft time: 58,082 hours, 22,579 cycles
- Engine: Iae V2527A5
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- 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/CALA2014072891553

## Discrepancy

CORROSION FOUND INTERNAL BILGE FRAME 31 - 32 STRINGER 41R.  MORE THAN 50% MATERIAL LOSS.  CORROSION REMOVED & INSTALLED REPAIR IAW SRM 53-21-13 TABLE 202 PARAGRAPH 5 A FIG 202 SHEETS 2-4.  REINSPECT AT 60000 PTC IAW SRI 53-21-13-2-002-00.  REPAIR APPLIED TO STRINGER 41R OUTER FLANGE.  REINSPECT AT 60000 PTC IAW SRI 53-21-13-2-002-00.

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