Service difficulty report · Stiffener · Boeing 7378H4

Difficulty date
March 8, 2026
Submitted
April 7, 2026
Operation
Air carrier
Aircraft
N8533S
Make and model
Boeing 7378H4
Aircraft serial
63577
Aircraft time
28,616 hours, 14,599 cycles
Part
Stiffener
Condition
Cracked
Location
Zone 400
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

NR 2 ENG OTBD FAN COWL CRACKED STIFFENER AFT OF OIL SERVICE PANEL 424AR. REMOVED AND REPLACED FAN COWL; CORRECTING FAULT ON SEPARATE CARD. REF TTG8Q00S5GXC FOR DETAILS.

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