SDR IPXA10558691

Service difficulty report · Floorbeam · Boeing 75724APF

Difficulty date: February 25, 2010
Submitted: March 1, 2010
Operation: Air carrier
Aircraft: N408UP
Make and model: Boeing 75724APF
Aircraft serial: 23730
Aircraft time: 17,950 hours, 26,031 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 144N5003
Condition: Corroded
Location: Bs 1024
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 CORROSION ON ENTIRE SUPPORT BRACKET AT STA 1024 FROM LBL 1 TO LBL 22 WL208. FABRICATED FLOOR SUPPORT AND UPPER SKIN COMMON TO FLOOR SUPPORT, ALODINED AND PRIME, INSTALLED REF SRM 51-40-05-0G, SRM 51-20-01-0G, SRM 53-00-51-1A-1 FIG 101 DETAIL II, BOEING DWG 144N5003.

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