What was found
MAIN ROTOR GEARBOX TRANSMISSION HAS CORROSION ON SPLIT LINE.
- Difficulty date
- February 25, 2002
- Submitted
- March 18, 2002
- Operation
- General aviation
- Aircraft
- N721PH
- Make and model
- Bell 407
- Aircraft serial
- 53278
- Aircraft time
- 3,135 hours
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Transmission
- Part number
- 407040006107
- Part serial
- A294
- Condition
- Corroded
- Location
- M/R Gearbox
- Part time
- 2,677 hours
- 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.