What was found
MAST BEARING PRODUCING METAL. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- Difficulty date
- July 28, 1999
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N21UM
- Make and model
- Snias AS350B
- Aircraft serial
- 1674
- System (JASC)
- 6230 · Main Rotor Mast/Swashplate
- Part
- Bearing
- Part number
- 350A37000302
- Condition
- Making Metal
- Location
- Main Rotor
- Part time
- 7,094 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.