SDR DALA1130269866

Service difficulty report · Floorbeam · Doug DC951

Difficulty date: April 26, 2011
Submitted: May 2, 2011
Operation: Air carrier
Aircraft: N775NC
Make and model: Doug DC951
Aircraft serial: 47785
Aircraft time: 73,589 hours, 69,813 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 734
Stage of operation: IN
How discovered: 9
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

MAIN CABIN OVERWING STA 734 BETWEEN RBL-20 AND RBL-44 FLOOR SUPPORT HAS CORROSION. REMOVED, FOUND TO BE CRACKED .3750 INCH LONG, OBTAINED MATERIAL, (.050-2024T3), FORMED, NEW SUPPORT,DRILLED, DEBURRED, TREATED, PRIMED, SEALED, INSTALLED IAW SRMS (51-30-2) (53-13-3,FIG.11) (51-10-2) (51-10-4) (51-10-3) (51-20-0).

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