SDR UPS04M42931

Service difficulty report · Structure · Doug MD11F

Difficulty date: May 29, 2004
Submitted: August 20, 2004
Operation: Air carrier
Aircraft: N276UP
Make and model: Doug MD11F
Aircraft time: 52,671 hours, 5,857 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, LEFT HORIZONTAL STAB NR 29 BARREL NUT FOUND CORROSION ON BOTTOM BEARING & S/W SURFACE. CORROSION AT BARREL NUT HOLE NR 29 LT, REMOVED & REAMED TO 1.178 INCH & BLEND TO 0.030 INCH DEEP, FOUND OUT OF LIMIT. FAB SLEEVE & REPAIR BUSHING PER EO MD11-5510-19409-G. PR1422B2 SEALANT APPLIED PER EN:1186-04. REPAIR SLEEVE BUSHING INSTALLED AT BARREL NUT HOLE NR 29 LT. REPAIR CUTOUT AT BARREL NUT HOLE NR 29 LT FOUND WITHIN LIMIT PER EO MD11-5510-19409-G & EN1186-04.

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