# SDR DALA2026060903450

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2026
- Submitted: June 9, 2026
- Operation: Air carrier
- Aircraft: [N335NW](https://openairdocs.org/aircraft/N335NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 340
- Aircraft time: 92,529 hours, 42,677 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Mask
- Condition: Unwanted Deploy
- Location: Zone 200
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026060903450

## Discrepancy

OXYGEN PANEL MASK DEPLOYED / LOCATIONS:18D FRC35230318D - ADDITIONAL LOCATIONS 18E,18F - OXYGEN MASK IN SEATS 18DEF DEPLOYED ON TAKEOFF / INTERIOR. APPLIED MEL 35-21-01A TO SEAT ROW 18DEF PLACARDS INSTALLED. FOUND OB HINGES BROKEN, R/R HINGES PER CMM 25-28-02, CKS GOOD. MEL & PLACS REMOVED. REV "M" PROC C/W. (LP: 1627646, AIRCRAFT WAS GROUNDED)

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