# SDR UIEA2021112902435

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2021
- Submitted: December 1, 2021
- Operation: Air carrier
- Aircraft: [N1487A](https://openairdocs.org/aircraft/N1487A), registered now
- Make and model: Boeing 767-31K
- Registry model: [Boeing 767-31K](https://openairdocs.org/model/boeing-767-31k) (OpenAirDocs)
- Aircraft serial: 28865
- Aircraft time: 91,044 hours
- System (JASC): [3500 · Oxygen System](https://openairdocs.org/jasc/3500)
- Part: Mask
- Part number: MC1008109
- Part serial: SE73327
- Condition: None
- Stage of operation: NR
- How discovered: V
- Nature of condition: P
- Precautionary procedure: K, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021112902435

## Discrepancy

FIRST OFFICER MASK IS NOT FLOWING O2 PROPERLY. EXTREMELY HARD TO BREATH THROUGH NEEDS TO BE REPLACED.(<P><SPAN>R&R FO O2 MASK IAW 35-11-51</SPAN></P>)

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