Service difficulty report · Floorbeam · Boeing 747123F

Difficulty date
October 20, 2006
Submitted
November 17, 2006
Operation
Air carrier
Aircraft
N677UP
Make and model
Boeing 747123F
Aircraft serial
20391
Aircraft time
97,105 hours, 24,042 cycles
Part
Floorbeam
Part number
65B387415
Condition
Corroded
Location
Bs 2040
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 BS 2040 RBL 60 FLOORBEAM FOUND CORROSION. CORROSION BLEND OUT 0.075" X 1/2" X 1" EXCEED SRM LIMIT. M/D BS 2040 RBL 60 FLOORBEAM REPAIRED AS PER RS R53-61-35674 AND UPS ENGINEERING FILE NUMBER 747-53-20364.