SDR UPS07M51243

Service difficulty report · Structure · Doug MD11

Difficulty date: October 18, 2007
Submitted: December 5, 2007
Operation: Air carrier
Aircraft: N292UP
Make and model: Doug MD11
Aircraft serial: 48566
Aircraft time: 42,234 hours, 6,015 cycles
System (JASC): 5510 · Horizontal Stabilizer Structure
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 LT HORIZ STAB NR 17 BARREL NUT HOLE FOUND CORRODED. CORROSION AT BARREL NUT BORE REMOVED PER SRM 51-21-01V.1R.35.10X MAGNIFICATION DETAILED VISUAL INSPECTION C/OUT AND FOUND NO CORROSION EVIDENT. BARREL NUT BORE BLEND OUT VOIDS AND BOTTOM PERIPHERY RADIUS, SMOOTHEN AND PROTECTED PER SRM 51-21-01V.2R.40. REP SLEEVE BUSHING FAB AND PROTECTED PER EO MD11-5510-19409-L. REP C/OUT AT NR 17 LT BORE ACCEPTABLE PER EN 1706-07.

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