What was found
4 FATIGUE CRACKS WERE FOUND AROUND TWO LOWER ENGINE ATTACHMENT BOLT HOLES.
- Difficulty date
- December 12, 2005
- Submitted
- June 6, 2006
- Operation
- General aviation
- Make and model
- Bell 407
- Engine
- Allsn 250C47B
- System (JASC)
- 6310 · Engine/Transmission Coupling
- Part
- Clutch
- Part number
- 406040506101
- Part serial
- A1643
- Condition
- Cracked
- Location
- Freewheeling
- Part time
- 4,627 hours
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.