# SDR AALA201801049005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2017
- Submitted: January 5, 2018
- Operation: Air carrier
- Aircraft: [N554UW](https://openairdocs.org/aircraft/N554UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4966
- Aircraft time: 19,691 hours, 7,935 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: D5311278220201
- Condition: Corroded
- Location: Frames 16-20
- 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/AALA201801049005

## Discrepancy

CORROSION ON THE  FLOOR SUPPORT BETWEEN FRAMES  16 + 8 INCHES AFT TO FRAME 20, WATERLINE Z-500, Y-1292.  REPLACED THE FLOOR SUPPORT IAW  SRM 51-72-11.

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