Service difficulty report · Bushing · Skrsky S61N

Difficulty date
April 12, 2004
Submitted
November 2, 2004
Operation
General aviation
Make and model
Skrsky S61N
Engine
Ge CT581401
Part
Bushing
Part number
PD6154407003
Condition
Failed
Location
Pylon
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

ON INSTALLATION OF THE BUSHING, WHILE IT WAS BEING PRESSED INTO THE LUG OF THE PYLON, THE TOP OF THE BUSHING SHEARED OF THE BODY. MARKS ON THE BUSHING SHOW A TWISTING ACTION AS THE BUSHING WAS BEING INSTALLED. AN INDEPENDENT COMPANY, DID AN INSPECTION (REPORT ON FILE) ON THE FAILED PART AND COULD NOT FIND ANY MATERIAL OR MANUFACTURING DEFECTS AND FELT THAT THE FAILURE WAS 'IT IS PROBABLE THAT THE SUBJECT BUSHING FAILED AS A RESULT OF SOME ANOMALY IN THE INSTALLATION PROCEDURE' THIS IS THE FIRST FAILURE AF ANY KIND SINCE WE STARTED MANUFACTURING THESE BUSHINGS.