SDR UPS07M50440

Service difficulty report · Seat Track · Doug MD11F

Difficulty date: July 2, 2007
Submitted: August 15, 2007
Operation: Air carrier
Aircraft: N289UP
Make and model: Doug MD11F
Aircraft serial: 48455
Aircraft time: 75,126 hours, 12,047 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Seat Track
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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 CABIN - CORROSION ON SEAT TRACK AT STA 1966 X=107. AFFECTED AREA CORROSION REMOVED & REPROTECTED SRM 51-21-01VII R38. CROWN AREA ORG THK 0.145" MATL REMAIN 0.045" MATL REMV 0.100". FLANGE AREA ORG THK 0.080" MATL REMAIN 0.048" MATL REMV 0.032". FOUND EXCEED LIMITS RM53-70-00 FIG 3 VI R38. CORR SEAT TRACK TRIM OFF AT STA 1831 & REMOVED FRM STA 1831-STA 2007. SEAT TRACK, SPLICE HAT & PLATE FAB & INSTALLED SRM 51-31-01 VII R38.

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