# SDR DALA2026051903080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2026
- Submitted: May 20, 2026
- Operation: Air carrier
- Aircraft: [N554NW](https://openairdocs.org/aircraft/N554NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26501
- Aircraft time: 65,716 hours, 29,956 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Indicator
- Condition: Malfunctioned
- Location: Zone 800
- 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/DALA2026051903080

## Discrepancy

R1 DOOR KNUCKLE KNOCKER BROKEN.   KNUCKLE KNOCKER NOT DEPLOYING CORRECTLY. REMOVED OBSTRUCTION FROM AFT SIDE OF OPENING. (8328688) AIRCRAFT WAS GROUNDED

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