Service difficulty report · Threshold Web · Boeing 7377CT

Difficulty date
January 25, 2025
Submitted
February 13, 2025
Operation
Air carrier
Aircraft
N7825A
Make and model
Boeing 7377CT
Aircraft serial
32750
Aircraft time
71,777 hours, 37,708 cycles
Part
Threshold Web
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

.MULTIPLE SPOT WITH CORROSION ON FCB DOOR CUTOUT SURROUND THRESHOLD BS440+6 TO BS460+13 RBL30;WL156<[01] FCB DOOR CUTOUT SURROUND THRESHOLD REPAIR BY REPLACEMENT PER 51-10-02-0G-0. RECIVED NEW WEB P/N 654A0003-58 LOT. 1588648-1<BR>LOCATED AND DRLLED NEW WEB IAW SRM 51-40-05 AND DWG 143A8122 REV:- INSTALLED REPLACEMENT THRESHOLD WEB IAW SRM 51-40-02-0G-0 & DWG 143A8330 REV A;[02] VERIFIED CORRECTIVE ACTION;[03] CORRECTIVE ACTION VERIFIED ENTRY 2.

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