# SDR CA120525003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Cessna 172P
- Registry model: [Cessna 172P](https://openairdocs.org/model/cessna-172p) (OpenAirDocs)
- Aircraft time: 18,043 hours
- Engine: Lyc O320D2J
- Propeller: Mcauly 1C160DTM
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Stud
- Part number: 5015
- Condition: Broken
- Location: Cylinder
- Part time: 8,624 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA120525003

## Discrepancy

(CAN) DURING SCHEDULED INSPECTION, CYLINDER BASE NUT FOUND IN BOTTOM COWLING. FOUND TOP FORWARD STUD OF NR 2 CYLINDER BROKEN.  CYLINDER REMOVED FOR STUD REMOVAL, BROKEN STUD AND ADJACENT STUD REMOVED FOR REPLACEMENT.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.