What was found
TUNGSTEN COATING FLAKING FROM BOLT. SENT TO BELL HELICOPTER TEXTRON FOR INSPECTION AND REPAIR.
- Difficulty date
- November 25, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N3893S
- Make and model
- Bell 412
- Aircraft serial
- 33022
- System (JASC)
- 6220 · Main Rotor Head
- Part
- Bolt
- Part number
- 412010124109
- Condition
- Flaking
- Location
- M/R
- Part time
- 976 hours
- Component
- 412010100193
- 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.