Service difficulty report · Stiffener · Boeing 7377CT

Difficulty date
October 28, 2024
Submitted
November 25, 2024
Operation
Air carrier
Aircraft
N569WN
Make and model
Boeing 7377CT
Aircraft serial
33656
Aircraft time
72,351 hours, 38,112 cycles
Part
Stiffener
Condition
Cracked
Location
Zn 300 Stabilize
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

RIGHT HAND HORIZONTAL STABILIZER INSPAR RIB; AT STABILIZER STATION 111.10; 4TH VERTICAL STIFFENER IS CRACKED.<[01] REMOVED DAMAGE FROM 4TH VERTICAL STIFFENER AND WEB AT STABILIZER INSPAR RIB STA 111.1 PER SRM 55-10-09-2R-4 PARA. 4. B (1) - (2).<BR><BR>INSTALLED REPAIR PARTS AT 4TH VERTICAL STIFFENER STABILIZER INSPAR RIB STA 111.1 PER SRM 55-10-09-2R-4 PARA. 4. M. - R.;[02] VERIFIED RII CORRECTIVE ACTION ITEM 1; CARD COMPLETE.

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