SDR UPS04M42962

Service difficulty report · Structure · Doug MD11F

Difficulty date: June 14, 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 31 FOUND CORRODED ON BOTTOM AND SIDEWALL SURFACE. CORROSION ON B/N HOLE NR 31 LT, REMOVED AND REAMED TO 1.178 INCH AND BLEND TO 0.0 75 INCH DEEP FOUND EXCEEDED LIMIT IAW EO MD11-5510-19409-G. REPAIR AND FAB SLEEVE BUSHING IAW EO MD11-5510-19409-G. APPLIED SEALANT PR1422B2 IAW EN 1227-04. REPAIR IAW INSTALLED SLEEVE BUSHING AT B/N HOLE NR 31 LT IAW EO MD 11-5510-19409-G AND EN1227-04 FOUND WITHIN LIMIT AND SATIS.

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