# SDR 99ZZZX2788

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N9543P](https://openairdocs.org/aircraft/N9543P), registered now
- Make and model: Cessna 172R
- Registry model: [Cessna 172R](https://openairdocs.org/model/cessna-172r) (OpenAirDocs)
- Aircraft serial: 17280644
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Firewall
- Part number: 05530313
- Condition: Cracked
- Location: Engine Bay
- Part time: 299 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2788

## Discrepancy

CW CESSNA SB 98-53-02.  FOUND FIREWALL CRACKED 1.25 INCHES AT LOWER COWLING MOUNT BRACKET ADJACENT TO FIREWALL.  CRACK EXTENDED VERTICALLY BETWEEN TWO RIVET HOLES OF INNER BRACKET.  AIRCRAFT NOT AFECTED BY SERVICE BULLETIN BY S/N.

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