SDR DALA1129619866

Service difficulty report · Floorbeam · Doug DC951

Difficulty date: April 27, 2011
Submitted: April 28, 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 374
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 OVER WING STA 674 BETWEEN BL-0 AND RBL-20 FLOOR SUPPORT HAS CORROSION. CORROSION, OUT OF LIMITS. REMOVED OLD SUPPORT. RECEIVED MAT .050 2024-T3. FABRICATED, LOCATED, DRILLED, DEBURRED, TREATED, PRIMED, SEALED AND INSTALLED NEW FLOOR SUPPORT. ALL WORK ACCOMPLISHED IAW SRM'S 53-13-2, FIG 4, SH 1 & 2, 53-01, 51-10-2, 51-10-3, 51-10-4, 51-20-00, 51-30-2.

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