# SDR XGN2008F00007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2008
- Submitted: July 31, 2008
- Operation: Air carrier
- Aircraft: N5421M
- Make and model: Cessna 402B
- Registry model: [Cessna 402B](https://openairdocs.org/model/cessna-402b) (OpenAirDocs)
- Aircraft serial: 402B0021
- Engine: Cont IO520*
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part serial: 4124007
- Condition: Cracked
- Location: Engine
- Part time: 811 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/XGN2008F00007

## Discrepancy

CRACKED BETWEEN FIN NR 1 AND FIN NR 3 AFT OF THE INJECTOR.  MFG REV E SERIES CYLINDER.  ALL DEFECTIVE.

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