# SDR 99ZZZX177

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N5216Y](https://openairdocs.org/aircraft/N5216Y), registered now
- Make and model: Piper PA-23-250
- Registry model: [Piper PA-23-250](https://openairdocs.org/model/piper-pa-23-250) (OpenAirDocs)
- Aircraft serial: 272264
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Torque Tube
- Part number: 16067002
- Condition: Damaged
- Location: Horiz Stabilizer
- Part time: 10,369 hours
- Component: 16067000
- 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/99ZZZX177

## Discrepancy

STABILIZER TORQUE TUBE HOLES FOR STABILIZER MOUNT WERE FOUND ELONGATED.  THIS WAS DISCOVERED WHILE INSPECTING THE LEFT STABILIZER FOR A CREAKING NOISE THAT WAS DISCOVERED DURING PRE-FLIGHT.  THE ELONGATION OF THE HOLES ALLOWED MOVEMENT OF THE STABILIZER.  THIS ACTION WORE THE ATTACHMENT BOLTS FOR THE OUTBOARD MOUNT FITTING P/N 16809-003 RESULTING IN MOVEMENT OF THE FITTING AGAINST THE SPAR.  SUBMITTER SUGGESTED INSPECTION OF THE HOLES FOR WEAR AT 500 OR 1,000 HOUR INTERVALS.  RELATED AD 74-13-03.

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