Service difficulty report · Floorboard · Boeing 7378H4

Difficulty date
July 1, 2020
Submitted
August 17, 2021
Operation
Air carrier
Aircraft
N8639B
Make and model
Boeing 7378H4
Aircraft serial
60086
Aircraft time
21,005 hours, 9,242 cycles
Part
Floorboard
Condition
Corroded
Location
Aft Cargo
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

AFT PIT FLOORBOARD 140CF IS CORRODED / EVALUATED CORROSION DAMAGE ON AFT PIT FLOOR BOARD 140CF AND FOUND TOTAL ACCUMULATED DAMAGE LENGTH TO BE MORE THAN THE 10' MAXIMUM ALLOWED IAW SRM 53-00-53-1A-1 FABRICATED NEW PANEL 140CF IAW AMM 25-52-01-201-801 AND TREATED AND PRIMED A TAG A58141

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