Service difficulty report · Stringer · Boeing 747123

Difficulty date
January 13, 2005
Submitted
January 28, 2005
Operation
Air carrier
Aircraft
N675UP
Make and model
Boeing 747123
Aircraft serial
20390
Aircraft time
74,557 hours, 21,365 cycles
Part
Stringer
Condition
Corroded
Location
Bs -
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 BS 1560 TO BS 1580 AFT RT WINDOW FORGING REMOVED FOUND STRINGER CORROSION CRACKED. CORROSION BLEND OUT 0.060 X 1 X 7 INCH, EXCEED SRM LIMIT. FLAP PEEN CARRIED OUT AS PER SRM 51-10-07 AND SOPM 20-10-03, STRINGER SEGMENT AND SPLICE ANGLE REWORKED REFER COMPONENT WORK PROCESS CARD SEQUENCE NR HE70480 -1, -2, -3 FOR DETAILS.