- Difficulty date
- November 11, 2014
- Submitted
- November 13, 2014
- Operation
- General aviation
- Make and model
- Bell 407
- Aircraft serial
- 53327
- Aircraft time
- 16,682 hours
- Engine
- Allsn 250C47B
- Engine time
- 11,316 hours
- Part
- Bearing
- Part number
- M25010106
- Part serial
- NWE131632
- Condition
- Spalled
- Location
- Turbine
- Part time
- 1,140 hours
- Component
- Turbine
- Component part number
- 23063354
- 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
ENGINE REMOVED 11-6-14 DUE TO METAL IN OIL. SPALLED OUTER RACE, SEVERAL BALLS AND WORN SEPERATOR POCKET.
More about the Bell 407