# SDR RU3A9903

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N18
- Make and model: Beech F90
- Registry model: [Beech F90](https://openairdocs.org/model/beech-f90) (OpenAirDocs)
- Aircraft serial: LA145
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Screw
- Condition: Sheared
- Location: Propeller
- 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/RU3A9903

## Discrepancy

AT PROPELLER CHANGE RUN-UP, SAFETY SCREW WHICH HOLDS DOWN LINK PIN TO LINK ARM SHEARED OFF CAUSING THE BLADE TO MOVE INTO FEATHER.  (X)

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