What was found
TUNGSTEN COATING BEING FLAKED OFF. SERIAL NUMBERS REMOVED ARE A21, A837, AND A866.
- Difficulty date
- January 14, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N3893N
- Make and model
- Bell 412
- Aircraft serial
- 33010
- System (JASC)
- 6220 · Main Rotor Head
- Part
- Bolt
- Part number
- 412010124109
- Condition
- Coating Flake
- Location
- M/R Head
- Part time
- 2,320 hours
- 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.