SDR IPXA2026063061139

Service difficulty report · Panel · Boeing 7474R7F

Difficulty date: June 20, 2026
Submitted: August 4, 2026
Operation: Air carrier
Aircraft: N583UP
Make and model: Boeing 7474R7F
Aircraft serial: 25867
Aircraft time: 138,869 hours, 23,454 cycles
System (JASC): 5414 · Nacelle/Pylon, Plate/Skin
Part: Panel
Part number: 313U2113911
Condition: Eroded
Location: Zone 400
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

EROSION, L/E, NR 3 PYLON 471B PANEL. REMOVE THE ERODED MATERIALS AND CLEAN. MEASURE THE DAMAGE AREA ( L : 3.5", W : 0.2", D : 1 PLY, AT L/E, 22" FROM INBD EDGE ). APPLY ADHESIVE TO THE REPAIR AREA, CURED AT 80 F FOR 10 HOURS. I.A.W AMM 51-24-11-477-083 REV.117, REPAINT REWORK AREA.

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