# SDR CALA2017060201658

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2017
- Submitted: June 2, 2017
- Operation: Air carrier
- Aircraft: [N78001](https://openairdocs.org/aircraft/N78001), registered now
- Make and model: Boeing 777224
- Aircraft serial: 27577
- Aircraft time: 92,268 hours, 9,309 cycles
- System (JASC): [3530 · Portable Oxygen System](https://openairdocs.org/jasc/3530)
- Part: Oxygen Mask
- Part number: 289601248
- Condition: Cracked
- Location: Portable
- 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/CALA2017060201658

## Discrepancy

DURING A CHECK,  FOUND PORTABLE OXYGEN MASK DAMAGED.  THE MASK WAS REPLACED IAW AMM 35-3 1-00

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