What was found
INBD BEARING UNSTAKED. ALL 4 FEATHER BEARINGS WERE NEVER ROLL STAKED. NEW YOKE FROM MFG WAS INSTALLED.
- Difficulty date
- December 8, 2011
- Submitted
- December 8, 2011
- Operation
- Air carrier
- Aircraft
- N937AL
- Make and model
- Bell 407
- Aircraft serial
- 53383
- Aircraft time
- 10,750 hours
- System (JASC)
- 6420 · Tail Rotor Head
- Part
- Bearing
- Condition
- Unstaked
- Location
- T/R Hub
- Part time
- 553 hours
- Component
- Hub · Bell
- Component part number
- 407012101115
- 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.