SDR UPS04M42956

Service difficulty report · Structure · Doug MD11F

Difficulty date: June 20, 2004
Submitted: August 20, 2004
Operation: Air carrier
Aircraft: N276UP
Make and model: Doug MD11F
Aircraft serial: 48579
Aircraft time: 25,671 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, LT HORIZ STAB BARREL NUT HOLE NR 34 FOUND CORRODED ON BOTTOM AND SIDEWALL SURFACE. CORROSION AT B/N HOLE NR 34 LT REMOVED AND REAMED TO 1.178 INCH BLEND TO 0.020 INCH DEEP FOUND EXCEED LIMIT IAW EO MD11-5510-19409-G. FAB AND REPAIR SLEEVE BUSHING IAW EO MD11-5510-19409-G. APPLIED SEALANT PR1422B2 AT B/N HOLE NR 34 LT IAW EN.1228-04. REPAIR AND INSTALLED SLEEVE BUSHING IAW EO MD11-55 10-19409-G AND EN1228-04 FOUND WITHIN LIMIT AND SATIS.

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