# SDR 2019FA0000322

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2019
- Submitted: September 27, 2019
- Operation: General aviation
- Aircraft: [N28991](https://openairdocs.org/aircraft/N28991), registered now
- Make and model: Amrgen AA5B
- Aircraft serial: AA5B0925
- Aircraft time: 2,225 hours
- Engine: Lyc O360A4K
- Engine time: 2,225 hours
- Propeller: Snsnch 76EM8
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: AEL65102
- Condition: Broken
- Location: Engine
- Part time: 347 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, K
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2019FA0000322

## Discrepancy

FRONT PILOT SIDE CYLINDER (#2?) BROKE APART IN FLIGHT. I'M NOT SURE WHICH CYLINDER SERIAL NUMBER BROKE, BUT IT IS ONE OF: 28520-16, 28279-14, 28387-30, 28415-23.

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