# SDR CALA2018120202445

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2018
- Submitted: December 2, 2018
- Operation: Air carrier
- Aircraft: N420UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 489
- Aircraft time: 79,230 hours, 30,600 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: D5323061820000
- 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/CALA2018120202445

## Discrepancy

FWD CARGO BAY STR 41R CORRODED AT FR 32-33 BLENDED CORRODED AREA TO REMOVE CORR, AREA FOUND TO BE OUT OF LIMITS DUE TO THE PROXIMITY TO ADJACENT REPAIRS. REMOVED STGR41R, SLICES, AND FISHPLATES FROM FR 29.8-33.2, MATCH DRILLED NEW STR SEC FR 29.8-33.2 AND SPLICE BETWEEN FR 30-31, INSTALLED NEW STR AND SPLICE COUPLINGS, INSTALL FISHPLATES AND RESTORED SURFACE PROTECTION IAW SRM.

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