# SDR CALA2023062802076

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2023
- Submitted: June 28, 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: D5311282900200
- Condition: Corroded
- Location: Fr 14-16
- 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/CALA2023062802076

## Discrepancy

A3NB-53-3-6038 MAIN CABIN FLOOR STR RH BET -Y254/Y254 FR 14-16 HAS CORROSION AND SCRATCHES REMOVED CORROSION ON RERAINER -Y81 ALL THICKNESS OF FLANGE. REMO VED AND REPLACED RETAINER -Y81 P/N D5311282900200 BATCH# 0001779 280. IAW SRM 51-74-00, SRM 53-11-14-10-C AND SRM 51-42-11. EMP: V940362 WC: 58650 STA: ST ENG BFM

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