# SDR 20010209CW007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 11, 2001
- Submitted: February 9, 2001
- Operation: General aviation
- Aircraft: [N9421Z](https://openairdocs.org/aircraft/N9421Z), registered now
- Make and model: Cessna 172R
- Registry model: [Cessna 172R](https://openairdocs.org/model/cessna-172r) (OpenAirDocs)
- Aircraft serial: 17280267
- Engine: Lyc IO360L2A
- System (JASC): [5412 · Nacelle/Pylon, Bulkhead/Firewall](https://openairdocs.org/jasc/5412)
- Part: Firewall
- Part number: 05530311
- Condition: Cracked
- Location: Fuselage
- Part time: 882 hours
- 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/20010209CW007

## Discrepancy

FOUND 1.8 IN LONG CRACK IN FIREWALL.  CRACK IS LOCATED BEHIND COWL SHOCKMOUNT BRACKET AT RIGHT FIREWALL STEP.  REPAIRED CRACK IN ACCORDANCE WITH SB.

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