Service difficulty report · Floor Support · Boeing 75724APF

Difficulty date
September 12, 2026
Submitted
September 24, 2026
Operation
Air carrier
Aircraft
N402UP
Make and model
Boeing 75724APF
Aircraft serial
23724
Aircraft time
39,932 hours, 27,205 cycles
Part
Floor Support
Condition
Corroded
Location
Zone 200
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

MAIN DECK CABIN FLOOR STRUCTURE BTW STA 1540 TO 1580 AND LBL 45.50 STABILIZATION STRAP HAS CORROSION, FLL-042, ATA 53. REQ. NDT (HFEC) CHECK FOR CRACK ON CUT OUT

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