Service difficulty report · Clevis · Boeing 747422

Difficulty date
September 21, 2006
Submitted
September 26, 2006
Operation
Air carrier
Aircraft
N177UA
Make and model
Boeing 747422
Aircraft serial
24384
Aircraft time
67,984 hours, 8,555 cycles
Engine
Pwa PW4056
Part
Clevis
Condition
Corroded
Location
Nr 6 Flap Track
Stage of operation
IN
How discovered
O
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

NR 6 FLAP TRACK CLEVIS LUG (OTBD) HAS BORE CORROSION. NR 6 FLAP TRACK CLEVIS LUG (OTBD) CORROSION ON THE INNER SURFACE. CARRY FORWARD ITEM NR 9123 WAS CREATED TO MONITOR CONDITION. BORE HAS FINAL DIA. 1.5030 IN. REPAIR PER KAL FRR 747-UAL-0187 AND EVA-6056 2.