Service difficulty report · Rib · Boeing 7377H4

Difficulty date
March 30, 2025
Submitted
April 22, 2025
Operation
Air carrier
Aircraft
N443WN
Make and model
Boeing 7377H4
Aircraft serial
29838
Aircraft time
71,789 hours, 42,723 cycles
Part
Rib
Condition
Cracked
Location
Zone 600
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

(A204 DOT 4) RH WING TRAILING EDGE CAVITY; 24 INCHES FORWARD OF PANEL TRAILING EDGE. ATTACH ANGLE COMMON TO DEFLECTION CONTROL RIB IS CRACKED AT LOWER OUTBOARD HOLE.<[01] 04 - REPAIRED PER [SRM 51-40-02-0G-0-A00729 (GENERAL - FASTENER INSTALLATION AND REMOVAL - AIRFRAME - PERMANENT)];[02] 01 - REMOVED AND REPLACED PER [SRM 51-40-02-0G-0-A00729 (GENERAL - FASTENER INSTALLATION AND REMOVAL - AIRFRAME - PERMANENT)];[03] VERIFIED STEP 2<BR>AUDIT CW

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