# SDR CALA2023070302136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2023
- Submitted: July 3, 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: Angle
- Part number: D5347100720490
- Condition: Corroded
- Location: Str 43l
- 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/CALA2023070302136

## Discrepancy

AFT CARGO BILGE STR 43L ANGLE HAS CORROSION FR47/51. REMOVED AND REPLACED COUPLING P/N D5347100720490 BATCH# 00041310 38 RECEIVED. IAW. SRM 51-42-11/001, SRM 51-72-11-911-001, SRM 51 -49-00. EMP: V940362 WC: 58608 STA: ST ENG BFM INSPECTED AND APPROVED

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