# SDR 99ZZZX2024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N182EL](https://openairdocs.org/aircraft/N182EL), registered now
- Make and model: Cessna 182S
- Registry model: [Cessna 182S](https://openairdocs.org/model/cessna-182s) (OpenAirDocs)
- Aircraft serial: 18280009
- System (JASC): [7810 · Engine Collector/Tailpipe/Nozzle](https://openairdocs.org/jasc/7810)
- Part: Lock Washer
- Part number: STD475
- Condition: Failed
- Location: Exhaust
- Part time: 146 hours
- Stage of operation: NR
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2024

## Discrepancy

SB 97-78-01 C/W AT 59.2 HOURS AND NUT WAS TORQUE CHECKED.  NUT AND 'STAR' TYPE LOCK WASHER FAILED TO HOLD WHEN GASKET BLEW.  SUBMITTER RECOMMENDED UPGRADED GASKETS HAVE MANDATORY INSTALLATION (SB 97-78-01) AND SELF-LOCKING NUTS USED INSTEAD OF STAR-TYPE LOCK WASHERS.

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