Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
December 16, 2024
Submitted
January 22, 2025
Operation
Air carrier
Aircraft
N8518R
Make and model
Boeing 7378H4
Aircraft serial
63593
Aircraft time
26,817 hours, 13,369 cycles
Part
Intercostal
Condition
Corroded
Location
Zone 100
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

DOT#44 A-043 AFT CARGO COMPARTMENT RH INTERCOSTAL UNDER 'Z' ANGLE CORRODED AROUND NUTPLATE HOLES STA 747 TO 767 LBL 24 WL 156<[01] REMOVED CORROSION AND EVALUATED DAMGE ORIG 'T'.032 REMAINING .025 LOSS .007 FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-1 REMOVED AND REPLACED INTERCOSTAL IAW DWG146AA75-2 REV: -. NUT PLATE HOLES STA 747 TO 767 LBL 24 WL 156 I.A.W. SRM 51-10-02-0G-0;[02] VERIFIED ITEM 1;[03] ITEM 1 ENTERED IN ERROR .<BR>REMOVED CORROSION AND EVALUATED DAMGE ORIG 'T'.032 REMAINING .025 LOSS .007 FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-1 REMOVED AND REPLACED INTERCOSTAL IAW DWG146AA75-2 REV: -;[04] VERIFIED ITEM 3.;[05] AUDIT C/W

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