SDR HALA0600511

Service difficulty report · Floorbeam · Boeing 767300

Difficulty date: July 18, 2006
Submitted: July 25, 2006
Operation: Air carrier
Aircraft: N596HA
Make and model: Boeing 767300
Aircraft serial: 23276
Aircraft time: 59,485 hours, 28,903 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 1480
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

FOUND CORROSION ON FLOORBEAM LWR FLANGE AT NUTPLATE HOLES, STA 1480 LBL 55-RBL 60 WL193. REMOVED NUT PLATES, REMOVED CORROSION AT 13 NUTPLATE HOLES, 1" BY 1" TO MAXIMUM DEPTH OF .011 AT LBL 193. ORIGINAL THICKNESS IS .013", REMAINING MATERIAL THICKNESS IS .119", FOUND TO BE WITHIN LIMITS, LWR FLANGE OF FLOORBEAM STA 1480, LBL55 - RBL60, WL 193, PER SRM 53-00-51-1A-1 SHEET 3 NOTES 1, ALODINED AND PRIMED PER SRM 51-20-01. INSTALLED NUT PLATES PER SRM 51-40-02. RESTORED DECORATIVE FINISH PER SRM 51-20-01.

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