# SDR GTIA201402161176

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2014
- Submitted: February 18, 2014
- Operation: Air carrier
- Aircraft: N587NK
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 2476
- Aircraft time: 29,934 hours, 12,803 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Stowage Box
- Condition: Inoperative
- Location: Oxygen Mask
- 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/GTIA201402161176

## Discrepancy

NR 2 OBSERVER OXYGEN MASK INOPERATIVE.  R & R NR 2 OBSERVER OXYGEN MASK IAW AMM.  NO HELP. R & R NR 2 OBSERVER OXYGEN MASK STOWAGE BOX IAW AMM.  OPS & LEAK CK GOOD.

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