# SDR DALA2026010300039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2025
- Submitted: January 3, 2026
- Operation: Air carrier
- Aircraft: [N520DE](https://openairdocs.org/aircraft/N520DE), 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: 11176
- Aircraft time: 11,929 hours, 2,885 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Oil System
- Condition: Leaking
- Location: Spinner
- Stage of operation: DE
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: G
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026010300039

## Discrepancy

REPORTED ODOR ON DESCENT. CREW DONNED OXYGEN MASKS. CORRECTIVE ACTION: FOUND RIGHT ENGINE SPINNER WET WITH OIL. WIPED CLEAN AND PLACED ON REPETITIVE INSPECTION MON. PERFORMED LEVEL B DECONTAMINATION. NO HISTORY. DEFERRED TO MONITOR. LATER, C/W TERMINATING ACTION OF W/C 7100-2018-02 STEP 8.A.3.A.1. INSPECTION OF SPINNER SHOWS NO OIL WETTING ON THE SPINNER OR FAN BLADES. OK TO CLOSE. (LP 8117284, 8117288)

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