# SDR CALA2025100209535

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2025
- Submitted: October 2, 2025
- Operation: Air carrier
- Aircraft: [N12218](https://openairdocs.org/aircraft/N12218), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28778
- Aircraft time: 81,405 hours, 30,337 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Disk
- Part number: 203337
- Condition: Broken
- Location: Oxygen Bottle
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025100209535

## Discrepancy

O2 GREEN DISK BROKEN.  REPLACED BROKEN DISCHARGE INDICATOR DISK IAW AMM 35-12-51.

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