Service difficulty report · Stiffener · Boeing 7378

Difficulty date
January 6, 2026
Submitted
January 19, 2026
Operation
Air carrier
Aircraft
N8909L
Make and model
Boeing 7378
Aircraft serial
42689
Aircraft time
7,002 hours, 3,733 cycles
Part
Stiffener
Part number
182A57014
Condition
Buckled
Location
Zone 300
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

FWD VERTICAL STIFFENER BUCKLED ON STAB RIB AT STA 304.5; RIB MPN 182A5701-4. C/W NDT INSPECTION OF RIB PRIOR TO REWORK PER NDT PART 6 51.00.00 PROCEDURE 23. NO DEFECTS NOTED AT TIME OF INSPECTION. C/W NDT INSPECTION OF RIB AFTER REWORK PER NDT PART 6 51.00.00 PROCEDURE 23. NO DEFECTS NOTED AT TIME OF INSPECTION. REPAIR ACCOMPLISHED IAW EA 26-155-00044-WIP1.

More about the Boeing 737-8