# SDR CA060818002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2006
- Submitted: October 3, 2006
- Operation: General aviation
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Washer
- Part number: S3526EC4
- Condition: Damaged
- Location: Ecu
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA060818002

## Discrepancy

(CAN)  THE -4 WASHER IS NOT CUT TO FIT THE BOLT AT THE SHANK, CAUSING FRETTING AND CORROSION ON THE SHANK RADIUS UNDER THE BOLT HEAD.   (TC NR 20060818002)

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