# SDR CALA2021041900499

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2021
- Submitted: April 19, 2021
- Operation: Air carrier
- Aircraft: [N494UA](https://openairdocs.org/aircraft/N494UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1840
- Aircraft time: 58,403 hours, 25,460 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Corroded
- Location: Frms 60-61 S38
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2021041900499

## Discrepancy

STRINGER 38 CORRODED FROM FR 60 TO FR 61. REMOVED INTERCOSTAL FROM FR60-61 ABOVE STR38R IN REF TO SRM 51-40-02 REMOVED TRANSITION PANEL ABOVE STR38R FR60-62 BLENDED OUT CORROSION ON STRINGER 38R FROM FR60 TO FR61. REMAINING THICKNESS AT GREATEST BLENDOUT MEASURES .045 THICK. REMAINING THICKNESS .045 MEASURED IAW NTM 51-10-04 PART 4 VERIFIED MATERIAL TO BE USED FOR REPAIR AS EXTRUSION 7075T73511 .063 PO#119010207D M&E 00-0609-3-7788 REF SRM 53-00-13-300-002 VERIFIED MATERIAL TO BE USED FOR REPAIR AS EXTRUSION 7075T73511 .063 PO#119010207D M&E 00-0609-3-7788 REF SRM 53-00-13-300-002 , LP IS OPEN MORE DETAILS AWAITED

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