# SDR 95ZZZX6768

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N1173A](https://openairdocs.org/aircraft/N1173A), registered now
- Make and model: Mooney M20J
- Registry model: [Mooney M20J](https://openairdocs.org/model/mooney-m20j) (OpenAirDocs)
- Aircraft serial: 241333
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Bolt
- Part number: AN427A
- Condition: Rusted
- Location: Top Eng Mount
- Part time: 1,650 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/95ZZZX6768

## Discrepancy

ENGINE MOUNT UPPER ATTACH POINTS TO FIREWALL; FOUND FRETTING CORROSION IN AREA.  BOLTS HAD WORKED LOOSE AND BOLTS WERE RUSTING AND HAD SERIOUS PITTING.

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