Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
July 7, 2024
Submitted
July 29, 2024
Operation
Air carrier
Aircraft
N8697C
Make and model
Boeing 7378H4
Aircraft serial
36728
Aircraft time
26,279 hours, 12,968 cycles
Part
Floor Support
Condition
Corroded
Location
Zone 200
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

FLOOR STRUCTURE INTERCOSTAL LOCATED BETWEEN STAS 947-967; RBL 25 HAS CORROSION ON FWD/RH EDGE<[01] REMOVED CORROSION ON FLOOR SUPPORT INTERCOSTAL LOCATED BETWEEN STA?S 947-967; RBL 25. ORIGINAL THICKNESS OF 0.084; MATERIAL REMOVED .024; REMAINING THICKNESS IS 0.060. INTERCOSTAL FOUND TO BE OUT OF LIMITED PER SRM 53-70-51-1A-1.;REMOVED DAMAGED INTERCOSTAL AND INSTALLED NEW INTERCOSTAL (P/N 147A5660U3) IAW SRM 51-40-02.

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