Service difficulty report · Transition Panel · Boeing 737823

Difficulty date
September 28, 2026
Submitted
October 15, 2026
Operation
Air carrier
Aircraft
N959NN
Make and model
Boeing 737823
Aircraft serial
33329
Aircraft time
35,773 hours, 14,920 cycles
Part
Transition Panel
Part number
DBF21371
Condition
Corroded
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

AIRCRAFT IN BASE MAINTENANCE: L/H TRANSITION ANGLE HAS CORROSION /FROM STA 513 TO STA 518. REMOVED AND REPLACED PANEL IAW AIPC53-42-11-11 AND AARD 51-00-05-1.