# SDR DALA2026092205291

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2026
- Submitted: September 22, 2026
- Operation: Air carrier
- Aircraft: [N503DZ](https://openairdocs.org/aircraft/N503DZ), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 10974
- Aircraft time: 18,071 hours, 4,425 cycles
- Engine: Iae PW1133GJM
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Inlet Cone
- Stage of operation: AP
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026092205291

## Discrepancy

APPROXIMATELY 5-10 MIN PRIOR TO TOUCHDOWN FA REPORTED FA'S AT THE BACK OF THE A/C SMELLED "DIRTY SOCK" ODOR. FA'S UP FRONT CONCURRED SCENT DISSAPTED PRIOR TO LANDING.  FOUND ENGINE NR 2 OIL POOLING IN INLET CONE. REPLACED NR 2 ENGINE SHAFT COVER SEAL IAW AMM 72-15-00-960-801. (LP 8474002, 1825058 - AIRCRAFT WAS GROUNDED).

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