# SDR ABXA20260629295

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2026
- Submitted: June 30, 2026
- Operation: Air carrier
- Aircraft: N493MM
- Make and model: Boeing 767-300
- Registry model: [Boeing 767-300](https://openairdocs.org/model/boeing-767-300) (OpenAirDocs)
- Aircraft serial: 67025
- Aircraft time: 11,718 hours, 1,964 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Bottle
- Part number: 80683501
- Part serial: C22010420
- Condition: Leaking
- Location: Zone 200
- 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/ABXA20260629295

## Discrepancy

DURING INSP/MAINT, NR 1 CREW O2 BOTTLE WILL NOT CLOSE FULLY, CONTINUES TO LEAK AFTER BEING SHUT. REMOVED AND REPLACED THE #1 CREW O2 BOTTLE IAW B767 AMM 35-31-01.  OPS CHECK GOOD 1780 PSI C/W MAB B767-35-1. A/C RETURNED TO SERVICE.

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