SDR IPXA10560469

Service difficulty report · Floor Support · Boeing 75724APF

Difficulty date: May 18, 2010
Submitted: June 14, 2010
Operation: Air carrier
Aircraft: N454UP
Make and model: Boeing 75724APF
Aircraft serial: 25475
Aircraft time: 25,813 hours, 13,198 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 144N801710
Condition: Corroded
Location: Bs 1040-1080
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

INSPECTION TYPE:C4, MULTIPLE AREAS OF CORROSION ON LONGITUDINAL FLOORBEAM AT RBL 45 BS 1040 TO BS 1080. BLENDED MULTIPLE AREAS OF CORROSION ON FLOORBEAM, FOUND FLOORBEAM OUT OF LIMITS, REMOVED FLOORBEAM, FABRICATED NEW FLOORBEAM IAW DWG, LOCATED FASTENER HOLES, ALODINE AND PAINTED. INSTALLED LONGITUDINAL FLOORBEAM.

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