# SDR CALA2023030100580

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2023
- Submitted: March 1, 2023
- Operation: Air carrier
- Aircraft: [N451UA](https://openairdocs.org/aircraft/N451UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 865
- Aircraft time: 75,000 hours, 30,656 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Door Sill
- Part number: 55348004320701
- Condition: Corroded
- Location: Door 2r
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023030100580

## Discrepancy

A3NB-53-3-6222 R2 AFT ENTR DOOR HAS SIGNS OF SURFACE CORROSION REMOVED CORROSION FOUND OUT LIMITS IAW SRM 53-41-14-283-002 REMOVED AND REPLACED DOOR SILL P/N D534800420701 BATCH220GGD0310 IAW SRM 53-14-80-AA PG152 FIG002 SRM 51-41-11. W/C:50768 EMP: V934700 STA:ST ENG BFM

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