SDR FDEA200910143570

Service difficulty report · Floor Support · Boeing 75723A

Difficulty date: October 14, 2009
Submitted: October 14, 2009
Operation: Air carrier
Aircraft: N921FD
Make and model: Boeing 75723A
Aircraft serial: 24924
Aircraft time: 68,004 hours, 21,149 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Bs 310-324
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

MAIN CABIN FLOOR STR 310.5 TO 324.0 RBL 45 HAS AREAS OF CORR AROUND NUT PLATES. (OUT OF LIMITS) REMOVED FLOOR SUPPORT IAW SRM 51-40-02. FABRICATED ON MAE TRAV NR T9/811142. INSTALLED NEW FLOOR SUPPORT AND STIFFENERS STA 310-324, RBL 45, IAW SRM 51-40-02. CATEGORY "A". MAJOR REPAIR.

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