Service difficulty report · Frame · Boeing 747121

Difficulty date
February 14, 2007
Submitted
March 9, 2007
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Aircraft time
90,184 hours, 22,066 cycles
Part
Frame
Condition
Corroded
Location
Bs 1840
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 AFT CARGO LEFT STA 1840 FRAME LBL 90 FOUND CORRODED UNDER ANCHOR NUT AREA AS MARKED. CORROSION BLEND OUT 0.024" X .875" X 1" EXCEED SRM LIMIT. AFT CARGO BS 1840 LBL 90" FRAME REPAIRED AS PER SRM 51-40-03 FIG 2.