Service difficulty report · Transition Panel · Boeing 737823

Difficulty date
July 27, 2025
Submitted
August 25, 2025
Operation
Air carrier
Aircraft
N935NN
Make and model
Boeing 737823
Aircraft serial
33231
Aircraft time
34,819 hours, 15,192 cycles
Part
Transition Panel
Part number
143A7501U187
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: CORROSION ON FORWARD CARGO COMPARTMENT TRANSITION PANEL LOCATED FROM BS 500D TO BS 500H AT LBL 33. REPLACED TRANSITION PANEL PER AARD 51-00-05-1.