SDR UPS08M52173

Service difficulty report · Seat Track · Doug MD11

Difficulty date: March 20, 2008
Submitted: May 7, 2008
Operation: Air carrier
Aircraft: N295UP
Make and model: Doug MD11
Aircraft serial: 48475
Aircraft time: 62,294 hours, 8,296 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 CROWN AND FLANGE AT STA 824-865 X=-27. CORROSION ON AFFECTED AREA REMOVED. MATL THK:0.145 INCH (CROWN), MATL REMVD:0.060" (STA 859-861), MATL REMAINED:0.085 INCH FOUND OUT OF LIMIT. DISCREPANT SEAT TRACK REMOVED SEAT TRACK FROM STA 781-869 X=-27 REWORKED. HFEC INSP C/O ON TRIM OUT AREA, FOUND NO CRACK EVIDENT, NEW SEAT TRACK ON EXISTING SPLICE HAT-SECTION LOCATION FROM STA 781 TO 869 X=-27 INSTALLED PER SRM 51-31-01VIIR35.

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