# SDR CALA2022122303467

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2022
- Submitted: December 23, 2022
- Operation: Air carrier
- Aircraft: [N446UA](https://openairdocs.org/aircraft/N446UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 834
- Aircraft time: 74,757 hours, 30,888 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: DAN50B09
- Condition: Corroded
- Location: Fr57-Fr58 S42l
- 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/CALA2022122303467

## Discrepancy

AFT CARGO PIT BILGE STRINGER 42L FR57-FR58 HAS CORRSION. DOT NO. 17-154 () REMOVED FASTENERS ON AREA I.A.W SRM 53-41-13-300-010, REMOVED CO EA, INSTALLED REPAIR ANGLE AND APPLIED TOP COAT I.A.W SRM 53-41- RROSION IN AREA D= 0.0185 L= 2.2265 I.A.W 51-42-11 SRM, PERFORMED 13-300-010.  REPAIR ANGLE AND TRANSFERD HOLE OF STAG IAW SRM 53-41-13-300, APPLIED TREATMENT AND PRIMER ON REPAIR ANGLE AND REPAIR.

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