Service difficulty report · Skin · Boeing 747121

Difficulty date
August 21, 2006
Submitted
October 2, 2006
Operation
Air carrier
Aircraft
N682UP
Make and model
Boeing 747121
Aircraft serial
20349
Aircraft time
104,700 hours, 26,436 cycles
Part
Skin
Condition
Corroded
Location
Bs 1180
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 M/D CENTER SECTION UPPER SURFACE FOUND CORROSION AT BS 1180 RBL 98. CORROSION BLEND OUT 0.050" BY 2" BY 4" EXCEED SRM LIMIT. REPAIRED AS PER RS R57-14-35603 AND UPS ENGINEERING FILE NUMBER 747-57-20115.