SDR AALA202610213107

Service difficulty report · Transition Panel · Boeing 737823

Difficulty date: September 24, 2026
Submitted: October 22, 2026
Operation: Air carrier
Aircraft: N959NN
Make and model: Boeing 737823
Aircraft serial: 33329
Aircraft time: 35,773 hours, 14,920 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 146A750233
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: AFT CARGO FLOOR STRUCTURE, LEFT TRANSITION PANEL HAS CORROSION AROUND PREVIOUSLY BLENDED FASTENERS HOLES FORWARD AND AFT OF 727E. REMOVED CORRODED PANEL AND INSTALLED NEW, SERVICEABLE PANEL OF SAME PART NUMBER IAW AARD 51-00-05-1, IPC 53-42-11-26A, AND SRM 51-10-02.