# SDR CALA2023071702268

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2023
- Submitted: July 17, 2023
- Operation: Air carrier
- Aircraft: [N821UA](https://openairdocs.org/aircraft/N821UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 944
- Aircraft time: 75,909 hours, 32,628 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: UNKNOWN
- Part serial: NA
- Condition: Corroded
- Location: Y765
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023071702268

## Discrepancy

FLOOR BEAM Y765 UPPER SURFACE HAS SEVERAL SPOTS WITH CORROSION FR66 TO FR68 DOT 41-20 REMOVED CORROSION IAW SRM 51-74-00 D: 0.045 OUT OF LIMITS IAW SR 51-75-12 SEE ATTACHMENT 44-0008 EMP#: V936322 WORK ACCOMPLISHED M 53-41-14-283-009, RECEIVE NEW PART, P/N D5347219320000, LOCATE AT ST ENGINEERING OF MOBILE AT BFM ON NR#: 58740 D AND DRILLED IAW 51-44-11, ASSEMBLED AND INSTALLED IAW SRM 51-4 2-11 AND RESTORED SURFACE PROTECTION OVER BOLTS AND NUTS IAW SRM

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