SDR LR7A2019062401710

Service difficulty report · Skin · Lkheed 382G

Difficulty date: June 24, 2019
Submitted: July 4, 2019
Operation: Air carrier
Aircraft: N409LC
Make and model: Lkheed 382G
Aircraft serial: 4695
Aircraft time: 38,886 hours, 24,089 cycles
System (JASC): 5730 · Wing, Plate/Skin
Part: Skin
Part number: 34199111
Condition: Cracked
Location: Lt Wing
Component: Wing · Lkheed
Component part number: 330815011
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

DURING SCHEDULED C-1 CHECK UNDER JOB CARD HC5712, FOUND LT OUTBD UPPER TRAILING EDGE SKIN OF AILERON WELL BULGED, SUNKEN RIVETS, CRACKS, AND INTERGRANULAR CORROSION AT FS597-617, WL580, AND AS73-106. REPAIR BY REPLACEMENT ACCOMPLISHED IAW SMP583 SRM, CH. 51-60 & 51-70. NR# 2258.