Service difficulty report · Fitting · Gulstm G1159

Difficulty date
April 20, 2000
Submitted
May 11, 2000
Operation
Air carrier
Aircraft
N802CC
Make and model
Gulstm G1159
Aircraft serial
187
Part
Fitting
Part number
1159WM20XXX
Condition
Corroded
Location
Wing
Part time
9,603 hours
Component
Fitting · Gulstm
Component part number
1159WM202344
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

**TONY, PART LOC: RT OTBD FLAP TRACK OVERHANG**DURING A 72-MONTH INSPECTION, A ''QUILTED'' AREA WAS NOTICED ABOVE THE OUTBOARD FLAP TRACK OVERHANG PANEL. UPON FURTHER INSPECTION, 2 RIVETS WERE NOTICED TO HAVE CRACKED HEADS. AFTER DISASSEMBLY, SEVERE EXFOLIATION CORROSION WAS NOTICED ON THE .500 INCH TO .250 INCH TAPERED FITTING CAUSING THE SKIN TO BECOME DISFORMED. PERIODIC X-RAY INSPECTION WOULD HELP IN EARLY DETECTION OF CORROSION. (X)