SDR UIEA2015021900134

Service difficulty report · Floorbeam · Boeing 74747UF

Difficulty date: February 17, 2015
Submitted: February 20, 2015
Operation: Air carrier
Aircraft: N492MC
Make and model: Boeing 74747UF
Aircraft serial: 29253
Aircraft time: 69,975 hours, 12,150 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

CORROSION MAIN DECK CARGO FLOORBEAM. CORROSION AT STATION 1860, RBL 6. REMOVED CORROSION & MEASURE REWORKED AREA, DEPTH=0.012 INCHES, LENGTH=1 INCH & WIDTH=1 INCH IS WITHIN ALLOWABLE LIMIT IAW SRM 53-00-51-1A-1 FIGURE 101 REV 71. JOB COMPLETED & CONDITION CHECKED NORMAL.

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