Service difficulty report · Skin · Cessna 172S

Difficulty date
March 29, 2001
Submitted
May 7, 2001
Operation
General aviation
Aircraft
N476SP
Make and model
Cessna 172S
Aircraft serial
M2S8022
Engine
Lyc IO360A1A
Part
Skin
Part number
05239016
Condition
Cracked
Location
Left Te Flap
Part time
1,168 hours
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 A PHASE 2 INSPECTION PERFORMED, SEVERAL CRACKS WERE NOTICED ON THE TRAILING EDGE RIVETS ON THE LOWER LEFT FLAP SKIN, AT APPROX 2-3 FEET FROM THE INBOARD EDGE. 6 RIVETS HAD CRACKS STARTING TO FORM FROM THEM. THE CRACKS ARE ABOUT .1250 TO .2500 OF AN INCH LONG.

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