# SDR 2007FA0000867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2007
- Submitted: October 3, 2007
- Operation: General aviation
- Aircraft: [N755P](https://openairdocs.org/aircraft/N755P), registered now
- Make and model: Beech 58
- Registry model: [Beech 58](https://openairdocs.org/model/beech-58) (OpenAirDocs)
- Aircraft serial: TH2162
- System (JASC): [6100 · Propeller System](https://openairdocs.org/jasc/6100)
- Part: Screw
- Part number: AN520C8R6
- Condition: Unsafetied
- Location: Propeller
- Part time: 63 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007FA0000867

## Discrepancy

HAVE SEEN THIS ATTACHMENT ARRANGEMENT ON MANY AC.  FOUND NON SAFETIED SCREWS ATTACHING PROPELLER DEICE BRUSH ASSY TO MOUNTING.  REMOVED NON SAFETIED SCREWS WITHOUT LOCKING DEVICES WITH MS35265-44 SCREW THAT CAN BE LOCKED WITH SAFETY WIRE.  (K)

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