# SDR DL72S002220

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2000
- Submitted: November 21, 2000
- Operation: Air carrier
- Aircraft: [N405DA](https://openairdocs.org/aircraft/N405DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 21149
- Aircraft time: 73,930 hours, 57,726 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Spring
- Condition: Failed
- Location: Oxygen Mask
- Component: Oxygen Mask, 42134204
- 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/DL72S002220

## Discrepancy

F/O QUICK DON O2 MASK HAS SPRUNG SPRING.  REPLACED O2 MASK ASSY, OPS CHECK AND LEAK CHECK OK.

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