SDR UPS07M50813

Service difficulty report · Longeron · Doug MD11F

Difficulty date: August 10, 2007
Submitted: October 5, 2007
Operation: Air carrier
Aircraft: N290UP
Make and model: Doug MD11F
Aircraft serial: 48456
Aircraft time: 78,001 hours, 12,487 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Longeron
Condition: Corroded
Location: Bs 1954 L51l
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:C AFT CARGO COMPT AT STA 1954 BILGE AREA LONGERON 51 LEFT FOUND SURFACE CORROSION. AFT CARGO COMPT STA 1954 BILGE AREA LONGERON 51 LEFT FASTENERS REMOVED FRAME SHEAR CLIP AREA CORROSION RMVD FOUND EXCEEDS LIMIT. CORRODED SHEAR CLIP REMOVED AT STA 1954 LONG 49RT-50LT AFT CARGO AREA. SHEAR CLIP FAB FORM MAT'L 7075-0-0.071" PER DWG AGA7133. FAB SHEAR CLIP HOLES PICKED UP, REPROTECTED, PAINTED & INSTALLED AT AFT CARGO COMPT.

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