What was found
SPLINE ADAPTER HAS WORN SPLINES.
- Difficulty date
- May 13, 2002
- Submitted
- May 28, 2002
- Operation
- General aviation
- Aircraft
- N4999
- Make and model
- Bell 407
- Aircraft serial
- 53323
- Aircraft time
- 3,242 hours
- System (JASC)
- 6520 · Tail Rotor Gearbox
- Part
- Spline Adapter
- Part number
- 406040072105
- Part serial
- NA
- Condition
- Worn
- Location
- T/R Gearbox
- 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.