Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
October 22, 2024
Submitted
November 25, 2024
Operation
Air carrier
Aircraft
N8509U
Make and model
Boeing 7378H4
Aircraft serial
36925
Aircraft time
26,850 hours, 13,267 cycles
Part
Intercostal
Condition
Corroded
Location
Zn 200 Fus Top
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

CORROSION ON FLOOR INTERCOSTAL AT B/S 947 LBL51<[01] FOUND INTERCOSTAL TO BE OUT OF LIMITS PER SRM 53-70-51-1A-1. INTERCOSTAL TO BE REMOVED AND REPLACED ON [TTG8Q00WJ9TR].;[02] FOUND INTERCOSTAL TO BE OUT OF LIMITS PER SRM 53-70-51-1A-1. INTERCOSTAL TO BE REMOVED AND REPLACED ON [TTG8Q00WJ9TR].

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