# SDR CALA2016121496026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2016
- Submitted: December 14, 2016
- Operation: Air carrier
- Aircraft: N405UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 452
- Aircraft time: 76,271 hours, 28,718 cycles
- Engine: Iae V2527A5
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Lt Wing
- 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/CALA2016121496026

## Discrepancy

LEFT WING OTBD FLAP LEADING EDGE HAS CORROSION ON FWD SPAR FWD FACE AROUND FASTENER HOLE JUST ABOVE FLAP TRACK NR 3 INSIDE PANEL NR 2.  REMOVED CORROSION LT WING OTBD SPAR WEB  AND FOUND TO BE OUT OF  LIMITS, IAW SRM 51-74-00.  REMOVED AND REPLACED THE SPAR WEB IAW SRM 57-53-20 PG 229-231.

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