What was found
(AUS) TAIL ROTOR GEARBOX OUTPUT SHAFT BEARINGS BREAKING UP AND SHAFTRUNOUT EXCESSIVE. SHAFT RUNOUT APPROXIMATELY 0.457MM (0.018IN). MAXIMUM RUNOUT 0.0254MM (0.001IN).
- Difficulty date
- August 24, 2001
- Submitted
- September 5, 2001
- Operation
- General aviation
- Make and model
- Hughes 369HS
- Engine
- Allsn 250C20
- System (JASC)
- 6520 · Tail Rotor Gearbox
- Part
- Shaft
- Part number
- 369A54083
- Condition
- Distorted
- Location
- Tail Rotor Gearb
- Component
- Tail Rotor Gearb · Hughes · 369A5400
- 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.