Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
January 29, 2025
Submitted
February 25, 2025
Operation
Air carrier
Aircraft
N8522P
Make and model
Boeing 7378H4
Aircraft serial
36922
Aircraft time
26,665 hours, 13,384 cycles
Part
Floor Panel
Condition
Corroded
Location
Zn 100 Fus Lower
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

DOT L7-005: AFT CARGO FLOOR PANEL 140BF HAS CORROSION AT FASTENER HOLES<[01] EVALUATED CORROSION ON FLOOR PANEL 140BF WITH THE TOTAL ACCUMULATED DAMAGE LENGTH IS 32' WERE IS A MAXIMUM OF 20' ON ALLOWABLE DAMAGE; THEREFORE IS OUT OF LIMITS; MECHANICALLY MEASURED I.A.W SRM 53-00-53-1A-1.<BR>FABRICATED NEW FLOOR PANEL 140BF I.A.W SRM 53-00-53-1A-1 AND APPLIED ALODINE AND PRIMER I.A.W AMM 51-21-41-701 AND AMM 51-21-72-370-804;[02] VERIFIED STEP 1<BR>AUDIT CW

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