Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
May 28, 2020
Submitted
June 8, 2021
Operation
Air carrier
Aircraft
N928WN
Make and model
Boeing 7377H4
Aircraft serial
36890
Aircraft time
40,809 hours, 24,748 cycles
Part
Floor Support
Condition
Corroded
Location
Aft Cargo
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

AFT CARGO COMPARTMENT FLOOR STRUCTURE STA 847 TO 867; S-25R; FLOOR SHIELD HAS VARIOUS AREAS OF CORROSION. / REMOVED CORROSION FOUND 100% MATERIAL LOSS FOUND OUT OF LIMIT IAW SRM 53-00-53-1A-1 VERIFIED MATERIAL P/N 146A8127-10 IAW B737-700 DWG #146A0081 REV A ATAG WN2125; LOCATED AND DRILL IAW 1-40-01-0G-0; INSTALLED NEW P/N 146A8127-10 ATAG WN2125

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