Service difficulty report · Beam · Boeing 74745EF

Difficulty date
October 7, 2026
Submitted
October 8, 2026
Operation
Air carrier
Aircraft
N486MC
Make and model
Boeing 74745EF
Aircraft serial
30608
Aircraft time
111,088 hours, 19,701 cycles
Part
Beam
Condition
Corroded
Location
Zone 600
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

RH WING FIXED T/E BEAM UPPER CHORD ( P/N: 65B11614-28) FOUND WITH EXFOLIATION CORROSION ON THE INBD TOP EDGE SECTION. LENGTH OF DAMAGE IS APPROX 4".(<P>SPLICE REPAIR ACCOMPLISHED IAW EN #3696-26 REV 0. PERMANENT REPAIR CLASSIFIED AS CATEGORY A. NO FURTHER DEFECTS NOTED.</P>)

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