SDR UPS04M42277

Service difficulty report · Structure · Doug MD11F

Difficulty date: February 26, 2004
Submitted: April 26, 2004
Operation: Air carrier
Aircraft: N274UP
Make and model: Doug MD11F
Aircraft time: 33,607 hours, 5,223 cycles
System (JASC): 5510 · Horizontal Stabilizer Structure
Part: Structure
Condition: Corroded
Location: Zone 300
Stage of operation: IN
How discovered: V
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 NR 33 BARREL NUT HOLE FOUND CORROSION ON BOTTOM, SIDEWALL AND BEARING SURFACE. CORROSION AT BOTTOM OF HOLES NR 33 LT REMOVED PER SRM 51-21-01 VOL II REV 34. MATERIAL REMOVED 0.047 IS WITHIN LIMIT PER EN1065-04. BARREL NUT HOLE REPAIRED PER EN1065-04. BUSHING FABRICATED AND INSTALLED PER EO MD11-5510-19409D. (REF. UPS ENGINEERING FILE NR MD11-55-20017).

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