Service difficulty report · Transition Panel · Boeing 75724APF

Difficulty date
November 18, 2025
Submitted
January 5, 2026
Operation
Air carrier
Aircraft
N414UP
Make and model
Boeing 75724APF
Aircraft serial
23854
Aircraft time
38,641 hours, 25,890 cycles
Part
Transition Panel
Part number
146N539191
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

UPON REMOVAL OF ACCESS FOR STRINGER REPAIR, AFT CARGO RT SIDE TRANSITION PANEL UPPER SURFACE BETWEEN BS 1440-1530 HAS AREAS OF CORROSION. REMOVED AND REPLACED SIDE PANEL ASSY PER DRAWING 146N5391 AND IAW SRM CHAPTER 51 GUIDELINES.

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