# SDR HYIA02

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2011
- Submitted: July 22, 2011
- Operation: Air carrier
- Aircraft: N812AN
- Make and model: Cessna 402C
- Registry model: [Cessna 402C](https://openairdocs.org/model/cessna-402c) (OpenAirDocs)
- Aircraft serial: 402C0229
- Aircraft time: 26,550 hours
- Engine: Cont TSIO520VB
- Engine time: 1,274 hours
- Propeller: Mcauly 3AF32C505
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Nut
- Part number: 531001
- Condition: Cracked
- Location: Nr 1 Cylinder
- Part time: 1,274 hours
- Component: Cylinder, Cont, TSIO520VB
- Component part number: 655470A4
- 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/HYIA02

## Discrepancy

RIGHT ENGINE NR 1 CYLINDER NUMBER ONE HOLD DOWN NUT CRACK.

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