Service difficulty report · Fuel Tank · Boeing 7474H6

Difficulty date
December 10, 2025
Submitted
December 10, 2025
Operation
Air carrier
Aircraft
N740CK
Make and model
Boeing 7474H6
Aircraft serial
24405
Aircraft time
109,500 hours, 18,568 cycles
Part
Fuel Tank
Condition
Corroded
Location
Center
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

CORROSION FOUND ON FUEL CTR TANK BETWEEN UPPER SKIN EDGE AND CANTED AREA MAIN DECK STA 1241, BL 0, NWL 175

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