# SDR AUS20010925

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2001
- Submitted: September 5, 2001
- Operation: General aviation
- Make and model: Hughes 369HS
- Registry model: [Hughes 369HS](https://openairdocs.org/model/hughes-369hs) (OpenAirDocs)
- Engine: Allsn 250C20
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Shaft
- Part number: 369A54083
- Condition: Distorted
- Location: Tail Rotor Gearb
- Component: Tail Rotor Gearb, Hughes, 369A5400
- 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/AUS20010925

## Discrepancy

(AUS) TAIL ROTOR GEARBOX OUTPUT SHAFT BEARINGS BREAKING UP AND SHAFTRUNOUT EXCESSIVE. SHAFT RUNOUT APPROXIMATELY 0.457MM (0.018IN). MAXIMUM RUNOUT 0.0254MM (0.001IN).

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