Service difficulty report · Structure · Doug MD11F

Difficulty date
April 19, 2007
Submitted
June 11, 2007
Operation
Air carrier
Aircraft
N287UP
Make and model
Doug MD11F
Aircraft serial
48539
Aircraft time
62,215 hours, 9,282 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 BARREL NUT BORE NR 34 LT FOUND WITH CORROSION. CORROSION REMOVED SRM 51-21-01 VII R38 BOTTOM-REMAIN BLENDOUT 0.070" DEEP BORE REAMED TO 1.178" DIA REMAIN BLENDOUT 0.130" DEEP EXCEED EO LIMITS. 10X MAG DVI C/O NO CORROSION. BORE REAMED FURTHER TO 1.219" DIA EN1247-07. BORE BLENDOUT & BOTTOM PERI RADIUSED, SMOOTHEN & PROTECT SRM 51-21-01 VII R38. REPAIR SLEEVE BUSH FAB & INSTALLED EO FIG 5. REPAIR C/O AT NR 34 LT IAW EN1247-07.

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