Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
June 29, 2024
Submitted
July 29, 2024
Operation
Air carrier
Aircraft
N8697C
Make and model
Boeing 7378H4
Aircraft serial
36728
Aircraft time
26,284 hours, 12,972 cycles
Part
Intercostal
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

PASSENGER CABIN BS952 LBL25 SCREW HOLE HAS POSSIBLE CORROSION.<[01] REMOVED LIGHT SURFACE CORROSION ON PASSENGER CABIN BS952 LBL25 SCREW HOLE. ORIGINAL THICKNESS OF 0.083; MATERIAL REMOVED .003; REMAINING THICKNESS IS 0.080. INTERCOSTAL FOUND TO BE WITHIN LIMITED PER SRM 53-70-51-1A-1.;[02] SEE WORK CAPTURE # TTG8Q00UA9P8 FOR INTERCOSTAL REPLACEMENT.;[03] INTERCOSTAL REPLACED ON TASK CARD (TTG8Q00UA9P8);[04] INTERCOSTAL REPLACED PER SRM 51-40-02 ON TASK CARD (TTG8Q00UA9P8);[05] INSPECTED AS REQUIRED. CORRECTIVE ACTION #4

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