Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
January 22, 2024
Submitted
February 27, 2024
Operation
Air carrier
Aircraft
N459WN
Make and model
Boeing 7377H4
Aircraft serial
32497
Aircraft time
63,721 hours, 38,150 cycles
Part
Gusset
Part number
UNKNOWN
Condition
Cracked
Location
Lt 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

LEFT WING: UPPER T/E PANEL ABOVE #1 PYLON AFT TIP; LOWER SUPPORT GUSSET CRACKED AT TRANSVERSE WEB ATTACH POINT; LWR ATTACH FASTENER<[01] REMOVED AND REPLACED SUPPORT GUSSET AT TRANSVERSE WEB LEFT WING AT UPPER TRAILING EDGE FIXED PANEL ABOVE #1 PYLON AFT TIP IAW AIPC 57-50-00-25 & SRM 51-40-02-0G-0.;[02] VERIFIED CORRECTIVE ACTION STEP 1. VERIFIED MEASUREMENTS TABLE AND TASK CARD COMPLETE.

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