SDR IPXA10558735

Service difficulty report · Floorbeam · Boeing 75724APF

Difficulty date: February 25, 2010
Submitted: March 8, 2010
Operation: Air carrier
Aircraft: N408UP
Make and model: Boeing 75724APF
Aircraft serial: 23730
Aircraft time: 26,031 hours, 17,950 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 1056
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

INSPECTION TYPE:C2 MAIN CARGO FLOOR UPPER FLOOR SUPPORT HAS CORRODED NUT PLATES AT STA 1056 LBL 1 TO LBL 22 WL 208. BLENDED CORROSION, FOUND TO BE OUT OF LIMITS. REPLACED WITH NEW FLOOR SUPPORT IAW SRM 53-00-51-1A-1, FIG 101, DETAIL II, SRM 51-40-05-0G, SRM 51-40-08-0G,SRM 51-40-02-0G, SRM 51-20-01-0G.

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