Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
April 12, 2021
Submitted
May 5, 2021
Operation
Air carrier
Aircraft
N8614M
Make and model
Boeing 7378H4
Aircraft serial
36908
Aircraft time
28,118 hours, 12,391 cycles
Part
Floor Support
Condition
Corroded
Location
Bs 304-324
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

FWD CABIN WET AREA FLOOR STRUCTURE; STA 304-324; RBL50; WL209; THRESHOLD SUPPORT ANGLE UPPER SURFACE; CORROSION; MRK'D IN RED. / REMOVED CORROSION FROM FWD WET AREA THRESHOLD SUPPORT ANGLE IAW SRM 53-10-15-1A-2 AND INSPECTED W/ 10X MAG GLASS NO DEFECTS NOTED VERIFIED MATERIAL LOSS ORIGINAL T = .090' REMAINING T = .070' LOSS = .020' LIMITS = .009' FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15-1A-2 REMOVED AND REPLACED ANGLE IAW SRM 51-40-02-0G-0 AND DWG 141A8310 REV - P/N 141A8312-5 A TAG Y50147

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