# SDR 2026F00210

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2026
- Submitted: September 18, 2026
- Operation: General aviation
- Aircraft: [N603FX](https://openairdocs.org/aircraft/N603FX), registered now
- Make and model: Emb EMB-550
- Registry model: [EMB EMB-550](https://openairdocs.org/model/embraer-emb-550) (OpenAirDocs)
- Aircraft serial: 55020185
- System (JASC): [3213 · Main Landing Gear Strut/Axle/Truck](https://openairdocs.org/jasc/3213)
- Part: Spacer
- Condition: Missing
- Location: Lt Axle
- Component: Nose Landing Ge
- Stage of operation: NR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026F00210

## Discrepancy

AFTER GEAR RETRACTION LOW FREQUECY VIBRATION.  WHEN READY TO TOWING OUR TECH NOTED TOO MANY THREADS VISIBLE ON LH NLG WHEEL AXLE.  FURTER INSPECTION REVEALED MISSING SPACER UNDER WHEEL NU

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