SDR UPS04M42508

Service difficulty report · Structure · Doug MD11F

Difficulty date: March 28, 2004
Submitted: June 2, 2004
Operation: Air carrier
Aircraft: N275UP
Make and model: Doug MD11F
Aircraft time: 21,028 hours, 5,292 cycles
System (JASC): 5510 · Horizontal Stabilizer Structure
Part: Structure
Condition: Corroded
Location: Zone 300
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, LT BARREL NUT HOLE NR 34 FOUND CORROSION AT BOTTOM, SIDEWALL AND BEARING SURFACE. CORROSION AT BOTTOM OF BARREL NUT HOLE REMOVED PER SRM 51-21-01 VOL 2 REV 34 MAT'L REMOVED 0.085 INCH DEEP FOUND WITHIN LIMITS PER EN1120-04. SLEEVE BUSHING FABRICATED PER EO MD11-5510-19409E. BARREL NUT HOLE REPAIR CARRIED OUT PER EN1120-04 (REFER UPS ENGINEERING FILE NR MD11-55-20042).

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