# SDR T17A201702158017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2017
- Submitted: February 15, 2017
- Operation: Air carrier
- Aircraft: N870TM
- Make and model: Raythn HAWKER800XP
- Aircraft serial: 258517
- Aircraft time: 10,358 hours, 6,904 cycles
- System (JASC): [2710 · Aileron Control System](https://openairdocs.org/jasc/2710)
- Part: Bushing
- Part number: 1407100100001
- Condition: Missing
- Location: Aileron Mount
- Stage of operation: DE
- 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/T17A201702158017

## Discrepancy

DURING DECENT AT 29000 FT AND 290 KTS, PILOT EXPERIENCED A VIOLENT SHAKE IN THE YOKE. SLOWED TO 250 KTS AND SHAKE WENT AWAY. MAINTENANCE FOUND THE LEFT AILERON CENTER MOUNT UPPER BUSHING MISSING.

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