# SDR USAA2014110700008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2014
- Submitted: November 7, 2014
- Operation: Air carrier
- Aircraft: [N508AY](https://openairdocs.org/aircraft/N508AY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3740
- Aircraft time: 22,357 hours, 7,420 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: D53480043206
- 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/USAA2014110700008

## Discrepancy

S1 CHECK LEVEL 2 GALVANIC CORROSION ON AFT LT SILL PLATE AT FRAME 68 STRINGER 23L, Z 500, Y1292.  REPAIRED AFT LT SILL PLATE IAW SRM 51-41-14 FIG 201 REPAIR PRINCIPLE NR 5.

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