# SDR CALA2026010212593

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2025
- Submitted: January 2, 2026
- Operation: Air carrier
- Aircraft: [N871UA](https://openairdocs.org/aircraft/N871UA), registered now
- Make and model: Airbus A319-132
- Registry model: [Airbus A319-132](https://openairdocs.org/model/airbus-a319-132) (OpenAirDocs)
- Aircraft serial: 1971
- Aircraft time: 61,382 hours, 36,712 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: D5347642520200
- Part serial: NA
- Condition: Corroded
- Location: Zone 100
- 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/CALA2026010212593

## Discrepancy

AFT CARGO COMPARTMENT CORROSION BETWEEN FR 56 AND FR 57 AT STR 42L PER AAR LCQ N/R 9292875/28875. REMOVED & REPLACED CORRODED STGR 42L FR54-FR60 AT AFT CARGO IAW SRM 51-42-11 CAT A & SRM 51-72-11.

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