# SDR CA021030001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2002
- Submitted: December 2, 2002
- Operation: General aviation
- Make and model: Cessna 172L
- Registry model: [Cessna 172L](https://openairdocs.org/model/cessna-172l) (OpenAirDocs)
- Aircraft time: 9,470 hours
- Engine: Lyc O320E2D
- System (JASC): [7810 · Engine Collector/Tailpipe/Nozzle](https://openairdocs.org/jasc/7810)
- Part: Riser
- Part number: 17540071
- Condition: Cracked
- Location: Exhaust
- 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/CA021030001

## Discrepancy

(CAN) EXHAUST PORT MATING FLANGE ON RISER CRACKED THROUGH FLANGE AND ALONG LOWER EDGE OF WELD 5/8 OF CIRCUMFERENCE. REPLACED RISER ASSEMBLY.

---
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.