SDR IPXA2026080806726

Service difficulty report · Floor Support · Boeing 75724APF

Difficulty date: July 22, 2026
Submitted: August 12, 2026
Operation: Air carrier
Aircraft: N455UP
Make and model: Boeing 75724APF
Aircraft serial: 25476
Aircraft time: 46,102 hours, 22,631 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 146N544714146N54
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

AFT CARGO BAY FLOOR SUPPORT HAS CORROSION ON MULTIPLE AREAS APPROX BTW BS 1440 - 1520, RBL 2.90. INSTALLED THE CHANNEL -7 AT AFT CARGO COMPARTMENT FLOOR SUPPORT IAW SRM 53-00-53-2R-1, REPAIR 1, FIGURE 201, SHEET 7, PARAGRAPH 4. M, N, O.

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