Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
August 23, 2024
Submitted
August 27, 2024
Operation
Air carrier
Aircraft
N454WN
Make and model
Boeing 7377H4
Aircraft serial
29851
Aircraft time
67,293 hours, 40,170 cycles
Part
Stiffener
Part number
313A23003
Condition
Damaged
Location
Zone 400
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

RH PYLON FWD FRAME 313A2710-1 AND STIFFENER 313A2300-3 HAVE 2 EA ELONGATED HOLES ON THE I/B SIDE<[01] SRM 51-40-02-0G-0-A00729 (GENERAL - FASTENER INSTALLATION AND REMOVAL - AIRFRAME - PERMANENT)SEE FAULT TTG8Q00VEVDL FOR FINAL DEPOSITION.;[02] C/W

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