SDR UIEA2025061300764

Service difficulty report · Floorbeam · Boeing 73783N

Difficulty date: June 11, 2025
Submitted: June 16, 2025
Operation: Air carrier
Aircraft: N5179A
Make and model: Boeing 73783N
Aircraft serial: 32614
Aircraft time: 57,314 hours, 38,464 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
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

MDCC, FLOOR STRUCTURE, BS 986.5 BETWEEN LBL 24.75 TO L2 DOOR INNER CHORD WITH SURFACE CORROSION.(<P>PERFORMED PERMANENT REPAIR AT TRANSVERSAL FLOOR BEAM STA 986.5 BTW BL 0.00 AND LBL 50.00 UPPER HORIZONTAL FLANGE AS PER ENGINEERING ORDER CONTROL #25101-1 REV A. NO FURTHER DEFECTS NOTED.</P>)

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