What was found
LOWER RACE RETENTION NUT BACKED OFF TO END OF THREADS CAUSING CUTTING ACTION IN LOWER PORTION OF TRANSMISSION CASE.
- Difficulty date
- August 3, 2011
- Submitted
- August 3, 2011
- Operation
- Air carrier
- Aircraft
- N29AL
- Make and model
- Bell 212
- Aircraft serial
- 30569
- Aircraft time
- 25,796 hours
- System (JASC)
- 6230 · Main Rotor Mast/Swashplate
- Part
- Nut
- Part number
- 204040309101
- Condition
- Backed Out
- Location
- Mast
- Component
- Mast Assy · Bell
- Component part number
- 204040366021
- 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.