SDR UPS08M52107

Service difficulty report · Stringer · Doug MD11

Difficulty date: January 20, 2008
Submitted: April 30, 2008
Operation: Air carrier
Aircraft: N294UP
Make and model: Doug MD11
Aircraft serial: 48472
Aircraft time: 62,889 hours, 8,989 cycles
System (JASC): 5713 · Wing, Longeron/Stringer
Part: Stringer
Condition: Cracked
Location: Lt Wing
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 LEFT WING UPPER STRINGER END S9 SUSPECT AS MARKED, THRU ACCESS 38AB. HFEC INSP C/OUT PER DACNDTSPM R.13 PART06.10.01.001&CRACK APPROX 12" FOUND. STR 9 CRACKED AREA TRIMMED OFF PER SRM 57-20-00 FIG 10V.1&EN1055-0 8. NEW STR & 03EA REP PARTS FABRICATED USING 1D0164 MATL PER SRM 57-20-00F IG.10V.1R.40&EN1055-08.FPI INSP C/OUT PER NDTSPMR.13 PART6 FOUND NO CRACK. HOLES ON NEW STR 9 & REP PARTS P/UP PER SRM 57-20-00 FIG 10&EN1055-08.

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