SDR UPS04M43293

Service difficulty report · Structure · Doug MD11F

Difficulty date: August 2, 2004
Submitted: October 6, 2004
Operation: Air carrier
Aircraft: N277UP
Make and model: Doug MD11F
Aircraft serial: 48578
Aircraft time: 34,333 hours, 5,038 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, HORIZONTAL STAB NR 31 LEFT BARREL NUT HOLE FOUND CORRODED ON BOTTOM, SIDEWALL AND BEARING SURFACE. CORROSION AT NR 31 LEFT BARREL NUT HOLE REMOVED, BLENDED & REAMED TO 1.178 FOUND OUT OF LIMIT. FAB SLEEVE BUSHING PER EO MD11-5510-19409-H. APPLIED SEALANT PR1422B1/2 ON BLEND AREA AT BARREL NUT HOLE NR 31 LT & INSTALLED SLEEVE BUSHING PER EO MD11-5510-19409-H. REPAIR C/O AT BARREL NUT HOLE NR 31 LEFT PER EO MD11-5510-19409-H & EN 1292-04 FOUND WITHIN LIMIT & SATISFACTORY.

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