SDR UPS04M42281

Service difficulty report · Structure · Doug MD11F

Difficulty date: February 13, 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 RT NR 30 BARREL NUT HOLE FOUND CORROSION ON BOTTOM SIDEWALL & BEARING SURFACE. CORROSION REMOVED PER SRM 51-21-01 VOL 2 REV 34 AT HOLE BOTTOM SURFACE MATERIAL REMOVED 0.028 FOUND WITHIN LIMIT PER EO MD11-5510-19409-D. HEFC INSP CUTOUT IAW DAC NDT SPM REV10 CHAPTER 06.10.01.001 AT REWORK ED AREA & FOUND FOUND NO CRACK EVIDENT. REF TO UPS ENGINEERING FILE NR MD11-55-20018. REWORK TO BARREL NUT HOLE NR 30 RT PER EN1136-04.

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