What was found
NEW TRUNNION BEARING THAT HAS DEFECTIVE SEAL. WHILE GREASING TO PREPARE TO INSTALL ON AIRCRAFT, SEAL POPPED OUT OF BEARING.
- Difficulty date
- May 3, 1996
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Make and model
- Bell 412
- System (JASC)
- 6230 · Main Rotor Mast/Swashplate
- Part
- Trunnion Assy
- Part number
- 204011451001
- Condition
- Bearing Defect
- Location
- Seal
- Stage of operation
- IN
- Nature of condition
- W
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.