Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
June 17, 2020
Submitted
August 25, 2021
Operation
Air carrier
Aircraft
N8637A
Make and model
Boeing 7378H4
Aircraft serial
42523
Aircraft time
21,417 hours, 9,425 cycles
Part
Floor Panel
Condition
Corroded
Location
Fwd 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

FORWARD CARGO COMPARTMENT FLOOR PANEL 120CF HAS CORROSION UNDER THRESHOLD COVER PLATE. / REMOVED CORROSION FROM FWD CARGO BAY FLOOR PANEL 120CF AMD INSPECTED W/ 10X MAG GLASS. IAW SRM 51-10-02-0G-0 PAR 15. VERIFIED LENGTH OF DAMAGE TO BE 26' LIMIT = 20'. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-1 FIG 103 FABRICATED NEW PANEL IAW AMM 25-52-01-201-801. TREATED AND PRIMED LOWER SURFACE IAW AMM 51-21-41-370-801 AND AMM 51-21-72-370-804

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