Service difficulty report · Frame · Boeing 747121

Difficulty date
September 3, 2003
Submitted
September 26, 2003
Operation
Air carrier
Aircraft
N682UP
Make and model
Boeing 747121
Aircraft serial
20349
Aircraft time
98,649 hours, 25,117 cycles
Part
Frame
Part number
65B9031077
Condition
Cracked
Location
Nr 4 Pylon
Stage of operation
IN
How discovered
9
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

INSPECTION TYPE:C NR 4 PYLON REAR MOUNT BULKHEAD FOUND CRACK AT OB FORWARD FRAME WEB. FRAME WEBS REPLACED AND REPAIRED AS IAW RS R-54-53-35064 INSPECTIONS TO CONTINUE IAW UPS EO B747-5410-13908 ( UPS ENGINEERING FILE NR 747-54 -20040 RAISED).