Service difficulty report · Stiffener · Boeing 747200

Difficulty date
August 17, 2007
Submitted
September 4, 2007
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747200
Aircraft serial
21944
Aircraft time
79,715 hours, 18,925 cycles
Part
Stiffener
Part number
65B90362602
Condition
Cracked
Location
Nr 2 Pylon
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

INSPECTION TYPE:C NR 2 PYLON RIGHT UPPER STIFFENER FOUND CRACKED JUST AFT OF FWD ENGINE MOUNT NR 13 HOLE AT INTERNAL ANGLE (1.125 INCH APPROX). NR 2 PYLON AFT OF RIGHT FWD ENGINE MOUNT NR 13 HOLE UPPER STIFFENER REPAIRED AS PER HX RS R54-50-35861 DETAIL VISUAL REPEAT INSPECTION IS REQUIRED TO THE SUBJECT REPAIR AREA EVERY C-CHECK OR 18 MONTHS WHICHEVER OCCURS FIRST REF UPS EO B747-5410-27520.

More about the Boeing 747-200