SDR IPXA2022081285170

Service difficulty report · Skin Panel · Boeing 75724APF

Difficulty date: August 12, 2022
Submitted: August 12, 2022
Operation: Air carrier
Aircraft: N455UP
Make and model: Boeing 75724APF
Aircraft serial: 25476
Aircraft time: 42,174 hours, 20,391 cycles
System (JASC): 3510 · Crew Oxygen System
Part: Skin Panel
Part number: 311N5193
Part serial: NA
Condition: Corroded
Location: #2 Pylon Skin
Stage of operation: IN
How discovered: 9
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

INSPECTION TYPE:SEG2#2 ENGINE PYLON FWD LOWER SKIN HAS CORROSION. FROM PP STA 109.00 TO PP STA 112.00REMOVED CORROSION IAW SRM 51-10-02-0G, 10X DVI WITH NO CORR/CRACKS NOTED. NOMINAL THICKNESS .350, AFTER REMOVAL .245, MATERIAL LOSS .005 WITHIN LIMITS IAW SRM 54-50-1A-1. TREATED, PRIMED, PAINTED.

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