SDR UPS06M48417

Service difficulty report · Structure · Doug MD11F

Difficulty date: September 10, 2006
Submitted: November 3, 2006
Operation: Air carrier
Aircraft: N285UP
Make and model: Doug MD11F
Aircraft serial: 48457
Aircraft time: 71,564 hours, 11,685 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 RT HORIZ STAB FOUND NR 36 BARREL NUT BORE CORRODED. CORRODED REMOVED PER SRM 51-21-01 VOL II R38. BORE REAMED TO 2.538 DIA REMAINING BLEND OUT 0.050 DEEP BOTTOM SURF CLN AND BLEND OUT 0.020 DEEP FOUND EXCEED EO LIMITS. B/N BLEND OUT AND BORE BOTTOM PERI RADIUS SMOOTHEN AND PROTECTED. REPAIR BUSHING FAB, PROTECTED AND INSTALLED PER EO FIG 5. REPAIR DOUBLER AND FILLERS FAB AND INSTALLED PER EO FIG 6. REPAIR NR 36 RT C/O IAW EN1396-06.

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