# SDR 2013F00002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2012
- Submitted: January 2, 2013
- Operation: General aviation
- Filed by: [Duncan Aviation Inc, repair station JGVR194F](https://openairdocs.org/faa-repair-station/JGVR194F/duncan-aviation-inc.md) (OpenAirDocs)
- Aircraft: N617QS
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605509
- Aircraft time: 7,105 hours, 5,543 cycles
- Engine: Pwc PW545B
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Bolt
- Part number: AN310A
- Condition: Worn
- Location: Eng Cowl Strut
- 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/2013F00002

## Discrepancy

ON PERFORMING AN INSPECTION-B, FOUND LT ENGINE FORWARD COWLING STRUT UPPER ATTACH BOLT SEVERELY WORN.  SUSPECT VIBRATION CAUSING EXCESSIVE WEAR.  THIS CONDITION HAS BEEN FOUND ON SEVERAL OF THIS MODEL ACFT.

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