Service difficulty report · Transition Panel · Boeing 737*

Difficulty date
December 29, 2021
Submitted
January 25, 2022
Operation
Air carrier
Aircraft
N823NN
Make and model
Boeing 737*
Aircraft serial
29560
Aircraft time
35,855 hours, 14,674 cycles
Part
Transition Panel
Part number
143A7501Y188
Condition
Corroded
Location
Zone 100 - Fuse
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 OF TRANSITION PANEL BETWEEN STA 500F AND STA 500G AT RBL 26, MEASURING L=12.0 IN, W=3.0 IN, D=0.011 IN. REPLACED TRANSITION PANEL WITH NEW IAW AARD 51-00-05-1.