Service difficulty report · Structure · Doug MD11F

Difficulty date
August 10, 2007
Submitted
September 26, 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 HORIZ STAB CONSTANT SECTION BARREL NUT BORE RT NR 13 FOUND WITH CORROSION. CORR AT BARREL NUT BORE RMVD. BOTTOM BORE THRU, BORE REAM TO 0.988" DIA, RMN BLEND OUT 0.035" DEEP, EXCEEDED LIMITS. BARREL NUT BORE, BLEND VOID RAD US SMOOTHEN & PROTECTED SRM 51-21-01 VII R38. BUCKET BUSHING FAB & PROTECTED. BUCKET BUSHING INSTALLED PER EO MD11-5510-19409-L, FIG 5. REPAIR C/O A AT BARREL NUT BORE NR 13 RT IS ACCEPTABLE PER EN 1516-07.

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