# SDR 98ZZZX4575

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Piper PA-23
- Registry model: [Piper PA-23](https://openairdocs.org/model/piper-pa-23) (OpenAirDocs)
- System (JASC): [5543 · Rudder, Tab Structure](https://openairdocs.org/jasc/5543)
- Part: Rudder
- Part number: 1705900
- Condition: Cracked
- Location: Rudder
- Part time: 6,650 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/98ZZZX4575

## Discrepancy

WHILE C/W AD 63-07-03 AND SB 213 WHICH REQUIRES INSPECTION OF THE RUDDER TRIM TAB HORN AND ATTACHMENT AREA SKIN, CRACKS WERE DISCOVERED IN SEVERAL RIVET HOLES AS WELL AS A MODERATE AMOUNT OF DISSIMILAR METAL CORROSION AND PITTING.  WHILE REPAIRING THE ABOVE DISCREPANCIES, CRACKS WERE ALSO FOUND IN THE RIB AREA.

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