- Difficulty date
- February 19, 2002
- Submitted
- February 25, 2002
- Operation
- Air carrier
- Aircraft
- N4999
- Make and model
- Bell 407
- Aircraft serial
- 53323
- Aircraft time
- 3,021 hours
- Part
- Shaft
- Part number
- 406040516101
- Part serial
- AFS1267
- Condition
- Worn
- Location
- Freewheel Unit
- Component
- Freewheel Unit · 406040500123
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FREEWHEEL UNIT SHAFT HAS SPLINES WORN.
More about the Bell 407