SDR DALA1123509871

Service difficulty report · Skin · Doug DC951

Difficulty date: March 31, 2011
Submitted: April 1, 2011
Operation: Air carrier
Aircraft: N780NC
Make and model: Doug DC951
Aircraft serial: 48102
Aircraft time: 72,571 hours, 67,115 cycles
System (JASC): 5730 · Wing, Plate/Skin
Part: Skin
Condition: Corroded
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

LT WING L/E PANEL NR 2114A INNER SURFACE HAS CORROSION ALONG EDGE PARTS RACK 95C. CORROSION REMOVED ORIG MAT 2004-T42 .090 IAW SRM 53-53-0. REM .009 REMAINING .081 IN LIMITS IAW SRM 53-01. REMOVED CORROSION ON DOUBLER & RETAINER 100 PERCENT MAT LOSS. FABBED DOUBLER & RETAINER IAW SRM 57-10-2 & 53-53-0. TREATED & PRIMED PNL DOUBLER & RETAINER IAW SRM 51-10-3. INSTALLED DOUBLER & RETAINER IAW SRM 51-30-02 P-241, Q-953 186938.

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