Service difficulty report · Stringer · Doug MD11F

Difficulty date
June 13, 2008
Submitted
July 15, 2008
Operation
Air carrier
Aircraft
N271UP
Make and model
Doug MD11F
Aircraft serial
48572
Aircraft time
39,790 hours, 11,467 cycles
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, LT WING FUEL TANK UPPER STRINGER NR 11 END SUSPECT CRACK. STR NR11 SECTION CUT IAW SRM 57-20-00, FIG.10 V.1 REV.40 & EN1277-08. HFEC INSP C/OUT IAW NDT SPM R.13 PART 06-10-01.001 ON TRIMMED AREA FOUND NO CRACK EVIDENT. NEW STRINGER 11L & REP PARTS MACHINED IAW SRM 57-20-00 FIG. 10 V.1 R.40&EN1277-08 USING 10164 & 100425. HOLES ON NEW STR 11 & REP PARTS P/UP IAW EN1277-08. OK TO INSTALL NEW STR 11, REP PARTS, SPLICE END.

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