Service difficulty report · Structure · Doug MD11F

Difficulty date
July 16, 2007
Submitted
September 28, 2007
Operation
Air carrier
Aircraft
N289UP
Make and model
Doug MD11F
Aircraft serial
48455
Aircraft time
75,126 hours, 12,047 cycles
Part
Structure
Condition
Corroded
Location
Horizontal Stab
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 HORIZONTAL STAB RIGHT NR 36 BARREL NUT BORE FOUND CORRODED. CORR AT BARREL NUT BORE REMOVED PER SRM 51-21-01 VII R38. BORE BOTTOM REMN BLEND OUT 0.160" DEEP & BORE REAMED TO 2.572" DIA, BOTTOM MACHINED DOWN 0.070" DEEP. BARREL NUT BORE, BLEND OUT VOIDS & BOTTOM PERIPHERY RADIUS, SMOOTHEN & PROTECTED. SLEEVE BUSHING FAB, PROTECTED & INSTALLED. FAB & INSTALLED REPAIR DOUBLER & TAPER FILLERS. REPAIR C/O ACCEPTABLE PER EN1445-07.

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