What was found
TRANSMISSION ASSY HAS CORROSION AT LOWER CASE MATING FLANGE. REPLACED WITH SERVICEABLE PART.
- Difficulty date
- June 24, 2003
- Submitted
- June 30, 2003
- Operation
- Air carrier
- Aircraft
- N406PH
- Make and model
- Bell 407
- Aircraft serial
- 53198
- Aircraft time
- 5,527 hours
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Case
- Condition
- Corroded
- Component
- Transmission
- Component part number
- 407040006107
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.