Service difficulty report · Web · Boeing 74747UF

Difficulty date
November 25, 2010
Submitted
November 27, 2010
Operation
Air carrier
Aircraft
N408MC
Make and model
Boeing 74747UF
Aircraft serial
29261
Aircraft time
51,730 hours, 8,050 cycles
Engine
Ge CF680
Part
Web
Condition
Cracked
Location
Bs 1850
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 WALK AROUND INSP, DAMAGE TO THE LOWER AFT CARGO COMPARTMENT - BS1850, LBL45.5 FLOOR WEB - CRACK/DAMAGE WAS FOUND MEASURING 2.0 IN. X 4.450 IN. (REF FIGURE 1). (DISPOSITION WAS MADE TO PERFORM A TIME LIMITED REPAIR AS DESCRIBED IN PART 1 WORK INSTRUCTIONS. SCHEDULE REPEAT INSPECTIONS AT EVERY 5 (FIVE) FC AND PERMANENT REPAIR PRIOR TO THE ACCUMULATION OF 1,000 FH (FLIGHT HOURS) AFTER PART 1.)

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