# SDR GTIA2025121839203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 2025
- Submitted: December 19, 2025
- Operation: Air carrier
- Aircraft: [N635NK](https://openairdocs.org/aircraft/N635NK), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 6383
- Aircraft time: 38,091 hours, 17,563 cycles
- System (JASC): [5410 · Nacelle/Pylon, Main Frame](https://openairdocs.org/jasc/5410)
- Part: Nut
- Part number: D57250182200
- Condition: Corroded
- Location: Zone 400
- Part time: 38,901 hours, 17,563 cycles
- 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/GTIA2025121839203

## Discrepancy

REFERENCE TC AOT A57N025-25,  FOUND CORROSION ON NR 2 PYLON SPIGOT FITTING NUT.  R & R PYLON SPIGOT NUT IAW AMM 57-26-12.

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