# SDR 228551

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2004
- Submitted: April 21, 2004
- Operation: Air carrier
- Aircraft: [N123XS](https://openairdocs.org/aircraft/N123XS), registered now
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Aircraft serial: 123XS
- System (JASC): [3220 · Nose/Tail Landing Gear](https://openairdocs.org/jasc/3220)
- Part: Bushing
- Condition: Loose
- Location: Nlg
- Stage of operation: TO
- How discovered: O
- Nature of condition: E
- Precautionary procedure: C, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/228551

## Discrepancy

DURING TAKE-OFF ROLL AT AROUND 40 KNOTS THE A/C HAD A VIOLENT NOSE WHEEL SHIMMY.  THE CREW ABORTED TAKE-OFF AND RETURNED TO THE GATE IN PIT.  A/C TAKEN OUT OF SERVICE 4-19-04 AT 2245(LT) PIT MX TIGHTENED NOSE STEERING COLLAR BUSHING, PERFORMED TAXI CHECK.  NO DEFECTS NOTED.  A/C RETURNED TO SERVICE 4-20-04 AT 0845(LT)

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