Service difficulty report · Floor Panel · Boeing 73776N

Difficulty date
January 8, 2025
Submitted
February 19, 2025
Operation
Air carrier
Aircraft
N7723E
Make and model
Boeing 73776N
Aircraft serial
32670
Aircraft time
58,504 hours, 30,432 cycles
Part
Floor Panel
Condition
Corroded
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

FWD CARGO FLOOR PANEL 120CF HAS CORROSION AT FASTENER HOLES<[01] UPON FURTHER INVESTIGATION FOUND THAT CORROSION WAS 30 INCHES IN LENGTH WITH A MAX ALLOWED LENGTH OF 3 INCHES FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-1; RECEIVED REPLACEMENT MATERIAL PN 2024-T3-.071 A TAG A276640 AND VERIFIED TO BE CORRECT REPLACEMENT MATERIAL IAW SRM 53-60-53-0I-1; FABRICATED NEW PANEL FOR 120CF IAW AMM 25-52-01-201-801; TREATED NEW PANEL IAW AMM 51-21-41-701 AND PRIMED NEW PANEL IAW AMM 51-21-72-370-804;[02] C/W<BR>AUDIT C/W

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