What was found
BEARING SLEEVE ASSY TEFLON LINER WAS FOUND TO BE WORN (FRAYED) BEYOND LIMITS. PART WAS RECEIVED NEW FROM SUPPLY. REPLACED IAW AMM 64-20-00, 4-2 & 64-20-00, 4-1.
- Difficulty date
- April 2, 2025
- Submitted
- April 2, 2025
- Operation
- General aviation
- Filed by
- QR9R369D
M1 Support Services - Make and model
- Bolkms BK117C2
- Aircraft serial
- 9153
- Aircraft time
- 4,521 hours
- System (JASC)
- 6420 · Tail Rotor Head
- Part
- Bearing
- Part number
- B642M1014101
- Condition
- Frayed
- Location
- Tail Rotor
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.