Service difficulty report · Structure · Doug MD11F

Difficulty date
August 16, 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 HORZ STAB CTR SECTION BARREL NUT BORE RT NR 5 FOUND WITH CORROSION. CORR AT BARREL NUT BORE RMVD SRM 51-21-01 VII R38. BOTTOM RMN BLEND OUT 0.04 0" BORE REAM TO 0.988" DIA RMN BLEND OUT 0.0025" DEEP. EXCEEDED LIMITS. BARREL NUT BORE, BLEND OUT VOIDS & BOTTOM PERIPHERY RADIUS SMOOTHEN & PROTECTED SRM 51-21-01 VII R38. SLEEVE BUSHING FAB & INSTALLED PER EO MD11-5510-19. 409-L, FIG 5. REPAIR C/O IS ACCEPTABLE PER EN 1523-07.

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