SDR 0002486718

Service difficulty report · Floorbeam · Boeing 747251F

Difficulty date
June 28, 2000
Submitted
July 20, 2000
Operation
Air carrier
Aircraft
N618US
Make and model
Boeing 747251F
Aircraft serial
21122
Aircraft time
81,648 hours, 20,952 cycles
Part
Floorbeam
Condition
Corroded
Location
Fuselage
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

DURING M CHECK, FOUND CORROSION ON HORIZONTAL FLANGE OF LONGITUDINAL FLOORBEAM AT BS 1140 LBL 50. REPAIRED PER EA 67-177827.