# SDR 2020FA0000491

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2020
- Submitted: November 9, 2020
- Operation: General aviation
- Aircraft: [N999DX](https://openairdocs.org/aircraft/N999DX), registered now
- Make and model: Cirrus SR22
- Registry model: [Cirrus SR22](https://openairdocs.org/model/cirrus-design-sr22) (OpenAirDocs)
- Aircraft serial: 0582
- Aircraft time: 3,069 hours
- Engine: Cont IO550*
- System (JASC): [7810 · Engine Collector/Tailpipe/Nozzle](https://openairdocs.org/jasc/7810)
- Part: Exhaust Riser
- Part number: 15073001
- Condition: Chafed
- Location: Engine
- 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/2020FA0000491

## Discrepancy

NR 4 EXHAUST STACK HAS AN ELONGATED BOLT HOLE WHICH IS ALLOWING THE BOLT HEAD TO REST ON AND WEAR INTO THE STACK SIDE WALL.  (PHOTOS TO FOLLOW.)

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