# SDR 99ZZZX3104

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N480ER](https://openairdocs.org/aircraft/N480ER), registered now
- Make and model: Cessna 172R
- Registry model: [Cessna 172R](https://openairdocs.org/model/cessna-172r) (OpenAirDocs)
- Aircraft serial: 17280624
- System (JASC): [5540 · Rudder Structure](https://openairdocs.org/jasc/5540)
- Part: Hinge
- Part number: 053100649
- Condition: Misdrilled
- Location: Rudder
- Part time: 739 hours
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX3104

## Discrepancy

THE LOWER RUDDER HINGE ON THE REAR VERTICAL SPAR IS A LAMINATE OF THE BRACKET AND TWO PLATES ABOUT .1250 INCH THICK EACH.  THE HOLES THROUGH ALL THREE PIECES SHOULD BE FOR NR 4 RIVETS.  THE HOLES IN THE BRACKET, HOWEVER, APPEAR TO BE NR 5 HOLES.

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