Service difficulty report · Stiffener · Boeing 7378

Difficulty date
September 26, 2026
Submitted
October 15, 2026
Operation
Air carrier
Aircraft
N8711Q
Make and model
Boeing 7378
Aircraft serial
36979
Aircraft time
22,753 hours, 10,474 cycles
Part
Stiffener
Condition
Cracked
Location
Zone 100
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

STIFFENER FOUND CRACKED AT BS 251.6, LBL 4. LOCATED AND DRILLED A REPLACEMENT STIFFENER IAW SRM 51-40-05. R & R THE STIFFENER IAW SRM 51-40-02.

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