# SDR AALA202501289406

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 27, 2024
- Submitted: January 28, 2025
- Operation: Air carrier
- Aircraft: [N121UW](https://openairdocs.org/aircraft/N121UW), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 1294
- Aircraft time: 68,560 hours, 34,417 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: D5725240300300
- Condition: Corroded
- Location: Zone 600
- 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/AALA202501289406

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: AIRCRAFT IN BASE MAINTENANCE: CORROSION TRAILING EDGE TOP SKIN UPPER SURFACE BTW RIB 8 TO RIB 9 RH WING CORRODED AREA  IS L= 1.441 IN, W= 1.060 IN, D=0.002 IN. MAINTENANCE PERFORMED TIME LIMITED REPAIR ON TRAILING EDGE TOP SKIN UPPER SURFACE BTW RIB 8 TO RIB 9 ON RH WING IAW EA 359548 AND REPAIR DRAWING R57258616.

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