SDR UPS07849052

Service difficulty report · Intercostal · Doug DC871F

Difficulty date: January 4, 2007
Submitted: January 31, 2007
Operation: Air carrier
Aircraft: N798UP
Make and model: Doug DC871F
Aircraft serial: 45898
Aircraft time: 68,243 hours, 26,450 cycles
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Intercostal
Part number: SAA75293143
Condition: Cracked
Location: Lt Wing
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:C3 - FOUND IB UPPER RIB OF OB SLOT DOOR STRUCTURE HAS 4" CRACK,CENTER LEADING EDGE LW ABOVE PNEUMATIC DUCT. REMOVED, STOP DRILLED CRACK, FABRICATED AND INSTALLED 1 INTERCOSTAL, AND 1 REPAIR ANGLE IAW SRM 51-1-20D, 57-03-01-0, 51-03-02.

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