SDR IPXA2026053022584

Service difficulty report · Attach Fitting · Boeing 75724APF

Difficulty date: May 16, 2026
Submitted: June 9, 2026
Operation: Air carrier
Aircraft: N412UP
Make and model: Boeing 75724APF
Aircraft serial: 23852
Aircraft time: 38,244 hours, 25,951 cycles
System (JASC): 5520 · Elevator Structure
Part: Attach Fitting
Part number: PN183N29021
Condition: Corroded
Location: Zone 500
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 UPPER AND LOWER SPLICE PLATE AT LH ELEVATOR T/E, TIP AREA, FOUND TRAILING EDGE TIP FAIRING ASSEMBLY WITH EVIDENCE OF CORROSION, INSTALLED ELEVATOR ATTACHMENT FITTING, ELEVATOR TIP AND STATIC WICK BASE AT LH ELEVATOR T/E, TIP AREA IAW SRM 51-40-02-0G-0 AND SRM 51-40-04-0G-0.

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