# SDR DALA2026102605848

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2026
- Submitted: October 26, 2026
- Operation: Air carrier
- Aircraft: [N363NB](https://openairdocs.org/aircraft/N363NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1990
- Aircraft time: 54,469 hours, 28,483 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Part number: MF100511
- Part serial: B126870
- Condition: No Test
- Location: Zone 200
- Part time: 24,895 hours, 11,687 cycles
- Stage of operation: TX
- How discovered: C
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026102605848

## Discrepancy

CA SIDE OXYGEN MASK FAILED TEST. FREE FLOWING AIR. NOT ABLE TO SHUT OFF / SELECTED CREW SUPPLY OFF TO STOP AIR FLOW.  REMOVED AND REPLACED CA O2 MASK REF A319 AMM 35-12. OP CHECK NORMAL. NO LEAKS NOTED. RFID INDUCTION C/W. (LP: 9478930, AIRCRAFT WAS GROUNDED)

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