- Difficulty date
- August 3, 2009
- Submitted
- August 3, 2009
- Operation
- General aviation
- Engine
- Allsn 250C20B
- Part
- Gearshaft
- Part number
- 23039079
- Part serial
- GQ130481
- Condition
- Worn
- Location
- Gear Teeth
- Part time
- 3,700 hours
- Component
- Gearbox · Allsn
- Component part number
- 6894171
- Stage of operation
- UK
- 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
MATERIAL LOSS ON GEAR TEETH, WORN THROUGH NITRIDE COATING.