SDR ASAA2025111162560

Service difficulty report · Transition Panel · Boeing 7378FH

Difficulty date: November 11, 2025
Submitted: November 25, 2025
Operation: Air carrier
Aircraft: N549AS
Make and model: Boeing 7378FH
Aircraft serial: 30824
Aircraft time: 68,466 hours, 24,432 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 143A7501188
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

FWD CARGO PIT RT TRANSITION PANEL STA 500A - STA 500I HAS CORROSION. GROUNDED - YES. REMOVED CORROSION, ORIGINAL THICKNESS IS .040 REMOVED .040, REMAINING THICKNESS .000 FOUND TO BE OUT OF LIMITS DUE TO 100% MATERIAL LOST. IAW SRM 53-00-53-1A-2. REMOVED DAMAGE RT FWD PIT TRANSITION PANEL, FABRICATED NEW TRANSITION REPAIR IAW SRM 53-00-53-2R-5.

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