Service difficulty report · Skin · Boeing 74747UF

Difficulty date
April 11, 2025
Submitted
April 14, 2025
Operation
Air carrier
Aircraft
N476MC
Make and model
Boeing 74747UF
Aircraft serial
29256
Aircraft time
100,695 hours, 18,396 cycles
Part
Skin
Condition
Cracked
Location
Zone 100
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

FUSELAGE - SEC46 SKIN EXTERIOR SURFACE STA1733-1735 S-41R AREA FOUND SKIN CRACKED WITH CORROSION.(<P>JOB ACCOMPLISHED AS PER EN #1023-25 REV.0. FIRST AND SECOND STAGE APPROVAL (APPROVAL FOR STATIC STRENGTH AND INSPECTION THRESHOLD) THE INSPECTION THRESHOLD FOR THIS REPAIR IS PROVIDED BUT FULL COMPLIANCE TO 14 CFR 25.571(B)[25-45] AND 26.43(D) HAS NOT BEEN EVALUATED. NO FURTHER DEFECTS NOTED.

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