Service difficulty report · Transition Panel · Boeing 737890

Difficulty date
August 1, 2025
Submitted
August 22, 2025
Operation
Air carrier
Aircraft
N526AS
Make and model
Boeing 737890
Aircraft serial
35196
Aircraft time
52,771 hours, 18,950 cycles
Part
Transition Panel
Part number
146A750278
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

AFT CARGO RT TRANSITION HAS CORROSION BS 727 TO 767. GROUNDED - YES. REMOVED CORROSION ON RT TRANSITION PANEL BS 727-767 AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 AND REMVOED AND REPLACED TRANSITION PANEL IAW B737-800 SRM 53-00-53-2R-5W= 1" O= .040 R= 0 L= 2" D= .040".