What was found
CORROSION ON T/R HUB DRIVE SPLINES.
- Difficulty date
- June 4, 2003
- Submitted
- June 9, 2003
- Operation
- Air carrier
- Aircraft
- N510PH
- Make and model
- Bell 407
- Aircraft serial
- 53209
- Aircraft time
- 3,931 hours
- System (JASC)
- 6520 · Tail Rotor Gearbox
- Part
- Drive Gear
- Part number
- 406040400117FM
- Part serial
- A957
- Condition
- Corroded
- Location
- T/R Gearbox
- 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.