SDR F3LA200400093

Service difficulty report · Floorbeam · Boeing 7373L9

Difficulty date: September 14, 2004
Submitted: September 16, 2004
Operation: Air carrier
Aircraft: N310FL
Make and model: Boeing 7373L9
Aircraft serial: 26440
Aircraft time: 34,284 hours, 24,595 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Fuselage
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

DURING C-4 CHECK, INSPECTION REPORTED TOP OF FLOORBEAM AT STA 294.5 CORRODED IN SEVERAL SPOTS FROM 10 INCHES LEFT OF CENTER TO 40 INCHES RT OF CENTER. ALL SCREW HOLES IN THIS AREA CORRODED. SCRATCH ON TOP OF BEAM RT SIDE, 12 INCHES FROM CENTER TO WALL. REPAIRED FLOORBEAM AT STA 294.5 FROM LBL 20 TO RT BULKHEAD PER SRM 53-10-51, SECTION 41, FIG 205.

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