# SDR 2004FA0000602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2004
- Submitted: July 29, 2004
- Operation: General aviation
- Aircraft: N7610F
- Make and model: Cessna 172N
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (OpenAirDocs)
- Aircraft serial: 17273268
- Aircraft time: 2,345 hours
- Engine: Lyc O320H2AD
- Engine time: 2,345 hours
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Stud
- Part number: 3116
- Condition: Loose
- Location: Nr 3 Cyl Rocker
- Part time: 2,345 hours
- Component: Cylinder, Lyc
- Component part number: LW15318
- 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/2004FA0000602

## Discrepancy

NR 3 CYLINDER INTAKE VALVE ROCKER ARM STUD BACKED OUT CAUSING PUSHROD TO BEND AND HYDRAULIC LIFTER FAILURE.

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