# SDR QXEA2021032900147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2021
- Submitted: March 29, 2021
- Operation: Air carrier
- Aircraft: [N639QX](https://openairdocs.org/aircraft/N639QX), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000760
- Aircraft time: 6,614 hours, 4,022 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Hose
- Part number: 2898011271
- Condition: Cut
- Location: Pax Oxygen
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2021032900147

## Discrepancy

PASSENGER SEAT 6A/B O2 MASK HOSE HAS TWO SMALL CUTS. REPLACED IAW AMM 35-20-04.

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