# SDR AALA2020081769016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2020
- Submitted: August 18, 2020
- Operation: Air carrier
- Aircraft: [N123NN](https://openairdocs.org/aircraft/N123NN), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6256
- Aircraft time: 20,437 hours, 5,714 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: D5347209800600
- Condition: Corroded
- Location: Frame 66
- 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/AALA2020081769016

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND ON MAIN CABIN SUPPORT BEAM LAVATORY MOUNT HOLES AT FR66 PLUS 8 INCHES AND -Y919. REMOVED AND REPLACED FLOOR BEAM.

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