Service difficulty report · Lug · Boeing 737823

Difficulty date
September 23, 2026
Submitted
October 21, 2026
Operation
Air carrier
Aircraft
N959NN
Make and model
Boeing 737823
Aircraft serial
33329
Aircraft time
35,773 hours, 14,920 cycles
Part
Lug
Condition
Corroded
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

AIRCRAFT IN BASE MAINTENANCE: RIGHT HORIZONTAL STABILIZER REAR SPAR TERMINAL FITTING LOWER LUG HAS EXFOLIATION CORROSION AT STAB STATION 0 AND BUTT LINE 83.05 ON THE AFT FACE. MAINTENANCE REMOVED/BLENDED OUT CORROSION AT STATION 0 AND BUTT LINE 83.05 AND DETERMINED OUT OF LIMITS AND RE-WORKED ON TASK CARD 08L30055002.