Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
May 9, 2022
Submitted
May 24, 2022
Operation
Air carrier
Aircraft
N499WN
Make and model
Boeing 7377H4
Aircraft serial
32481
Aircraft time
58,626 hours, 34,700 cycles
Part
Intercostal
Condition
Cracked
Location
L/H Wing
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

A125-02 - LEFT WING UPPER SKIN T/E PANEL; BETWEEN SPOILER #5 AND #6 ABOVE DEFLECTION RIB - 4 FASTENERS WORKING; 2 HAVE CRACKED HEADS. / [01] DISPLACED INTERCOASTAL TO GAIN ACCESS I.A.W SRM 51-40-02-0G-0;[02] REMOVED WORKING AND BROKEN FASTENERS I.A.W SRM 51-40-02-0G-0;[03] INSTALLED NEW FASTENERS AT 4 EA LOCATIONS OF WORKING/CRACKED RIVETS IAW SRM 51-40-0G-0.;[04] VERIFIED STEP 3;[05] REINSTALLED DISPLACED INTERCOSTAL FROM STEP 1 IAW SRM 51-40-02-0G-0.;[06] VERIFIED ITEM 5<BR>AUDIT C/W

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