What was found
(AUS) TAIL ROTOR HUB BEARING SEIZED AND FULL OF RUST. DURING REMOVAL, THE BEARING DISINTEGRATED. INVESTIGATION FOUND BRINELLING ON THE INNER AND OUTER RACES CONSISTENT WITH ONE NEEDLE ROLLER BEING ABSENT FROM THE BEARING.
- Difficulty date
- June 12, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Bell 206L3
- System (JASC)
- 6420 · Tail Rotor Head
- Part
- Bearing
- Part number
- B1212
- Condition
- Corroded
- Location
- Tail Rotor
- Component
- Bell
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.