- Difficulty date
- September 6, 2005
- Submitted
- September 8, 2005
- Operation
- Air carrier
- Make and model
- Boeing 74746NF
- Aircraft serial
- 30808
- Aircraft time
- 20,208 hours, 3,575 cycles
- Part
- Ball Screw
- Condition
- Corroded
- Location
- T/R Gearbox
- Component
- Gearbox · Honeywell
- Component part number
- 32755381
- 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.
What was found
UPPER RT T/R ANGLE GEAR BOX FOUND BALL SCREW CORRODED. REPLACED ANGLE GEAR BOX PER MM 78-31-22.
More about the Boeing 747-46NF